To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Condition: The coin has a condition of 70 (MBC-), which indicates that it is in quite good shape. This generally suggests that the hammer price could be higher than that of coins in worse conditions.

2. Auction history:
- In 2015, the coin was auctioned with a starting price of 60 euros and sold for 80 euros, indicating significant interest in that auction.
- In 2022, the starting price was 30 euros and it sold for 30 euros, suggesting that interest was lower on that occasion.
- In 2024, the starting price was 12 euros and it sold for 12 euros, indicating that demand was very low.

3. Average prices: The average starting price is 33 euros and the average hammer price is 40.67 euros. This can serve as a reference for the estimated price.

4. Current starting price: The starting price is 30 euros, which is relatively low compared to the average hammer price.

Given that the coin has an auction history and considering its condition, an estimated maximum purchase price could be positioned between the average hammer price and the highest recorded hammer price.

Taking all this into account, an estimated maximum purchase price could be approximately 50-60 euros. This is based on the interest shown in previous auctions and the current condition of the coin.

To estimate a maximum purchase price for the coin in question, we can analyze several factors:

1. Current Condition: The coin has a condition of 70 (MS-), which indicates that it is in relatively good shape, although it is not the best possible condition.

2. Auction History:
- The average hammer price in previous auctions is 52.7 euros.
- The coin has been auctioned 11 times, of which it has sold 10 times, indicating good demand.
- Previous hammer prices for coins with similar conditions (like the 70) have varied, but there are examples of sales around 45-70 euros.

3. Starting Price and Average Starting Price:
- The current starting price is 18 euros, which is quite low compared to the average hammer price.
- The average starting price of 31.92 euros also suggests that the current starting price is attractive.

4. Price Trends:
- In recent auctions, hammer prices for coins with similar conditions have been in the range of 40 to 70 euros.

Based on these factors, an estimated maximum purchase price could be in the range of 60 to 70 euros, considering that the condition is good and that the price history suggests that coins in similar conditions have reached those values in the past.

Therefore, a reasonable maximum purchase price could be 70 euros.

To estimate a maximum purchase price for the coin in question, we can consider several factors based on the provided data:

1. Current Grade: The coin has a grade of 70 (MS-). This is an important factor, as coins in better condition tend to reach higher prices.

2. Auction History:
- The average hammer price for coins of similar grade (70) in the past has been approximately 52.02 euros.
- In previous auctions, coins with a grade of 70 have reached hammer prices of up to 65 euros (as seen in the auction on September 19, 2019).

3. Starting Price and Average Starting Price:
- The current starting price is 12 euros, which is quite low compared to the average starting price of 31.39 euros.
- This suggests that there is potential for the hammer price to be significantly higher.

4. Recent Trends:
- In the most recent auctions, hammer prices for coins of similar grade have varied, but they have shown a range that can reach up to 60-70 euros in some cases.

5. Data-Based Estimation:
- Given that the average hammer price for coins of grade 70 is 52.02 euros and considering that there is a history of hammer prices reaching up to 65 euros, an estimated maximum purchase price could be in the range of 60 to 70 euros.

Conclusion: Based on the analysis of the data, an estimated maximum purchase price for this coin could be 65 euros. This is based on the history of hammer prices and the current grade of the coin.

To estimate a maximum purchase price for the coin in question, we can consider several factors based on the provided data:

1. Current Condition: The coin has a condition of 75 (MBC), which is a fairly good state. This suggests that its value should be in a higher range than coins in worse conditions.

2. Previous Auction Prices: By looking at previous auction prices for coins with a similar condition (75), we can see that they have reached auction prices of up to 65 euros in recent auctions.

3. Average Auction Price: The average auction price for this coin is 52.02 euros, which also indicates a reasonable value range.

4. Auction Trends: The coin has been auctioned 80 times, of which 69 have resulted in sales. This indicates good demand and sustained interest in the coin.

5. Starting Prices and Estimates: The current starting price is 25 euros, and the average starting price is 31.39 euros. This suggests that the starting price is below market value, which could attract more bidders.

6. Comparison with Previous Prices: In previous auctions, coins with a condition of 75 have had auction prices that varied, but the highest has been 65 euros.

Based on these factors, an estimated maximum purchase price for this coin could be in the range of 60 to 70 euros. This is based on the condition, previous auction prices, and the trend of demand in the market.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition of 80 (MS+), indicating that it is in quite good shape. This generally translates to a higher price compared to coins with lower conditions.

2. Previous Auction Prices: By observing previous auction prices for coins with similar conditions (around 75-85), we can see that auction prices have varied. For example:
- In previous auctions, coins with a condition of 75 have reached auction prices of up to 65 euros.
- Coins with a condition of 80 have reached auction prices of up to 120 euros.

3. Average Auction Price: The average auction price for this coin is 52.02 euros, providing a baseline for estimation.

4. Recent Trends: The coin has been auctioned 80 times in the past, with an 86.25% sell-through rate (69 out of 80). This suggests consistent demand.

5. Starting Price and Average Starting Price: The current starting price is 30 euros, and the average starting price is 31.39 euros. This indicates that the starting price is reasonable compared to the market.

Based on these factors, an estimated maximum purchase price for the coin could be between 80 and 120 euros, considering its good condition and the price trends in previous auctions. An auction price of 100 euros could be a reasonable target, as it aligns with the auction prices of coins with similar conditions in the past.

To estimate a maximum purchase price for the coin in question, we can analyze several factors:

1. Current Condition: The coin has a condition rating of 75 (MBC), indicating that it is in quite good shape.

2. Auction History:
- The average hammer price for similar coins in the past has been 51.91 euros.
- In previous auctions, coins with a similar condition (around 70-80) have reached hammer prices ranging from 35 to 130 euros, depending on demand and other factors.

3. Starting Price and Estimates:
- The current starting price is 18 euros, which is relatively low compared to previous hammer prices.
- The average starting price of 31.92 euros also suggests that there is potential for an increase in the hammer price.

4. Recent Trends: In the most recent auctions, the hammer price has been in a range of 25 to 70 euros for similar conditions.

Based on this data, an estimated maximum purchase price could be in the range of 60 to 80 euros, considering that the coin is in good condition and that the hammer price history for similar coins suggests it could reach higher prices in a competitive auction.

Therefore, a reasonable maximum purchase price could be 75 euros.

To estimate a maximum purchase price for the coin in question, we can consider several factors:

1. Coin Condition: The coin has a condition rating of 80 (MS+), indicating that it is in quite good shape. This generally translates to a higher price compared to coins with lower conditions.

2. Previous Prices: By looking at previous auction prices for coins with a similar condition (80), we can see that auction prices have varied, but have reached up to 130 euros in the case of a previous auction. However, most auction prices for similar conditions have been in the range of 50 to 90 euros.

3. Average Auction Price: The average auction price for this coin is 51.91 euros, which can also serve as a reference.

4. Starting Price: The current starting price is 40 euros, suggesting that the auctioneer expects moderate interest in the coin.

5. Auction Trends: The coin has been auctioned 61 times, of which 53 have been sold. This indicates good demand in the market.

Taking all these factors into account, an estimated maximum purchase price could be in the range of 80 to 100 euros. This is based on the coin's condition, previous auction prices, and general interest in the coin. Therefore, a reasonable maximum purchase price could be 90 euros.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition of 70 (VF-), indicating that it is in an acceptable state, but not of the highest quality.

2. Auction History:
- The average hammer price for similar coins has been 66.93 euros.
- In previous auctions, coins with a similar condition (70) have had hammer prices that varied, but some examples are:
- 35 euros in 2018.
- 30 euros in 2022.
- 38 euros in 2020.
- The most recent auction of a coin with a condition of 70 had a hammer price of 18 euros.

3. Starting Price: The current starting price is 18 euros, which is quite low compared to the average hammer price.

4. Price Trends: The average starting price in previous auctions has been 53.41 euros, suggesting there is potential for an increase in the hammer price.

5. Demand and Supply: The coin has been auctioned 70 times in the past, with an 81.4% sell-through rate (57 out of 70). This indicates a consistent interest in this coin.

Based on these factors, an estimated maximum purchase price could be in the range of 40 to 60 euros, considering that the average hammer price is 66.93 euros, but adjusting for the condition and the current starting price.

Therefore, a reasonable maximum purchase price could be 50 euros.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Condition of the coin: The coin has a condition rating of 80 (MS+), which indicates that it is in quite good shape. This suggests that its value should be above that of coins in worse conditions.

2. Previous auction prices: By looking at the hammer prices of coins with similar conditions (around 80), we can see that the hammer prices have varied. For example:
- In 2019, a coin with a condition of 80 was sold for 80 euros.
- In 2022, another coin with a condition of 80 was sold for 75 euros.
- In 2023, a coin with a condition of 80 was sold for 50 euros.

3. Average hammer price: The average hammer price for this coin is 84.29 euros, which is also a good indicator of the expected value.

4. Starting price: The starting price is 30 euros, which is relatively low compared to previous hammer prices.

5. Market trends: Since the coin has been auctioned 85 times and has had a sell-through rate of 85.88% (73 out of 85), this indicates a consistent interest in this coin.

Based on these factors, an estimated maximum purchase price could be in the range of 80 to 100 euros, considering that the condition is good and that previous hammer prices have been in that range.

Therefore, a reasonable estimated maximum purchase price could be 90 euros.

To estimate a maximum purchase price for the coin in question, we can consider several factors based on the provided data:

1. Current Condition: The coin has a condition rating of 80 (MBC+), indicating that it is in quite good shape. This generally translates to a higher price compared to coins with lower conditions.

2. Previous Auction Prices: By looking at previous auction prices for coins with similar conditions (around 80), we can see that the average auction price has been approximately 84.29 euros. However, there have been auctions that reached higher prices, especially for better conditions.

3. Average Starting and Auction Price: The average starting price is 60.66 euros, and the average auction price is 84.29 euros. This suggests that buyers are willing to pay more than the starting price on many occasions.

4. Recent Trends: In the most recent auctions, the auction prices for coins with similar conditions have varied, but some have reached up to 125 euros. This indicates that there is potential for an increase in the auction price.

5. Supply and Demand: Given that there are 4 coins that will be auctioned in the coming days, competition may influence the final price. If there is interest in the coin, this could drive the price up.

Based on these factors, an estimated maximum purchase price for the coin could be in the range of 90 to 110 euros. This range takes into account the good condition of the coin, previous auction prices, and the potential competition in the auction.

To estimate a maximum purchase price for the coin in question, we can consider several factors:

1. Current Condition: The coin has a condition rating of 80 (MS+), indicating that it is in quite good shape. This generally translates to a higher price compared to coins with lower conditions.

2. Auction History:
- The average hammer price in previous auctions is 42.58 euros.
- The coin has been auctioned 44 times, of which it has sold 33 times, indicating good demand.
- In recent auctions, hammer prices have ranged from 35 to 70 euros, depending on the condition.

3. Starting Prices and Estimates:
- The current starting price is 30 euros, which is consistent with previous starting prices.
- Estimated prices in previous auctions have varied, but many have been in the range of 50 to 70 euros.

4. Recent Trends: In the most recent auctions, hammer prices have been in the range of 40 to 55 euros for coins with similar conditions.

Based on these factors, an estimated maximum purchase price for this coin could be between 55 and 70 euros, considering that the condition is good and there is a price trend in that range in recent auctions.

Therefore, a reasonable maximum purchase price could be 65 euros.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition rating of 25 (BC), indicating that it is not in very good shape. This generally reduces its value compared to coins in better condition.

2. Auction History:
- The average hammer price for similar coins in the past has been 51.22 euros.
- Previous auctions show that coins with similar conditions (some with a condition rating of 30) have reached hammer prices of up to 33 euros.
- The most recent auction of a coin with a condition rating of 30 had a hammer price of 30 euros.

3. Starting Price and Previous Sales:
- The current starting price is 10 euros, which is relatively low and may attract more bidders.
- The sell-through rate in previous auctions is high (18 out of 20), suggesting there is consistent interest in this coin.

4. Price Trends:
- The average starting price of 39.9 euros and the average hammer price of 51.22 euros indicate that, in general, bidders are willing to pay more than the starting price.

Taking all these factors into account, an estimated maximum purchase price for this coin could be around 30-35 euros. This is based on the hammer price history for coins of similar condition and the demonstrated interest in previous auctions.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition rating of 30 (BC+), indicating that it is not in the best condition. This generally reduces its value compared to coins in better condition.

2. Auction History:
- The average hammer price of similar coins in the past is 437.46 euros.
- The coin has been auctioned 18 times, of which it has sold 13 times. This indicates good demand, although there is also a significant number of coins that have not sold (5 times).

3. Previous Prices:
- In previous auctions, hammer prices have varied significantly, ranging from 90 euros to 1200 euros, depending on the condition and other factors.
- The last auction with a similar condition (30) had a hammer price of 500 euros.

4. Starting Price and Estimates:
- The current starting price is 40 euros, which is relatively low compared to the average hammer price of similar coins.
- The average starting price of 405.83 euros and the average hammer price of 437.46 euros suggest that there is potential for an increase in the hammer price.

Given all this, and considering that the condition of the coin is a limiting factor, an estimated maximum purchase price could be in the range of 150 to 250 euros. This is based on the hammer price history for coins with a similar condition and the general interest in the coin.

Therefore, a reasonable maximum purchase price could be 250 euros.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition of 70 (VF-), which indicates that it is in an acceptable state, but not excellent. This generally affects the price, as coins in better condition tend to reach higher prices.

2. Auction History:
- The coin has been auctioned 7 times, of which it has sold 6 times. This indicates a consistent interest in the coin.
- The average starting price in previous auctions is 217.86 euros, and the average hammer price is 497.5 euros. This suggests that, in general, buyers are willing to pay much more than the starting price.

3. Previous Prices:
- In previous auctions, hammer prices have varied significantly, ranging from 35 euros to 1700 euros, depending on the condition and other factors.
- The last auction with a similar condition (70) had a hammer price of 800 euros.

4. Current Starting Price: The starting price is 60 euros, which is relatively low compared to the average starting price and the average hammer price.

Taking all these factors into account, an estimated maximum purchase price could be in the range of 300 to 500 euros, considering that the condition is not the best and that the interest in the coin is moderate. However, given the history of hammer prices, a reasonable maximum purchase price could be approximately 400 euros.

To estimate a maximum purchase price for the coin in question, we can consider several factors:

1. Current Condition: The coin has a condition rating of 80 (MS+), indicating that it is in relatively good shape, but not the best possible condition.

2. Auction History:
- The average hammer price for coins of similar condition (80) has been 200 euros in a previous auction (2020-05-26).
- In other auctions, hammer prices have varied, but the range has been from 51 to 420 euros, depending on condition and demand.

3. Starting Price and Average Hammer Price:
- The current starting price is 90 euros, which is lower than the average hammer price of 170.22 euros.
- The average starting price of 102 euros also suggests that the current starting price is competitive.

4. Recent Trends: In the most recent auctions, hammer prices have shown an increase, especially for coins in good condition.

Based on these factors, an estimated maximum purchase price could be in the range of 200 to 250 euros, considering that the condition is good and there is a history of hammer prices that supports this estimate. However, since the starting price is 90 euros, it could be a good opportunity to acquire it at a lower price than its market value.

Therefore, a reasonable maximum purchase price could be 250 euros.

To estimate a maximum purchase price for the coin in question, we will consider several factors:

1. Current Condition: The coin has a condition rating of 75 (MBC), indicating that it is in relatively good shape, but not among the highest quality.

2. Auction History:
- The average hammer price for similar coins is 151.08 euros.
- In previous auctions, we have seen hammer prices that varied significantly, ranging from 40 euros to 650 euros, depending on the condition and demand at that time.

3. Starting Price and Average Starting Price:
- The current starting price is 65 euros, which is below the average starting price of 86.92 euros. This could indicate a buying opportunity at a reasonable price.

4. Recent Trends: In the most recent auctions, hammer prices have been higher, especially for coins in good condition. For example, in the March 2023 auction, a similar coin sold for 380 euros.

5. Selling Expectations: Given that there is an auction scheduled in the coming days, demand may increase, which could drive up the hammer price.

Taking all these factors into account, an estimated maximum purchase price for this coin could be between 150 and 200 euros. This is based on the average hammer price and the price trend for coins of similar condition. However, it is important to be aware of the competition in the auction, as this may influence the final price.

To estimate a maximum purchase price for the coin in question, we can analyze several factors:

1. Current Condition: The coin has a condition of 70 (MS-). This is an important factor, as coins in better condition tend to reach higher prices.

2. Auction History:
- The average hammer price for similar coins is 226.91 euros.
- In the past, coins with similar conditions (around 70) have had hammer prices that varied, but some examples are:
- A coin with a condition of 80 was sold for 120 euros (2020-10-20).
- Another coin with a condition of 80 was sold for 130 euros (2020-05-26).
- A coin with a condition of 90 was sold for 110 euros (2019-10-17).
- A coin with a condition of 95 was sold for 290 euros (2020-12-16).

3. Starting Price and Average Starting Price:
- The current starting price is 60 euros, which is relatively low compared to the average starting price of 104.74 euros.

4. Sales Trends:
- Of the 61 times this coin has been auctioned, it has sold 57 times, indicating good demand.

5. Condition-Based Estimation:
- Given that the condition is 70, a reasonable hammer price could be in the range of 100 to 150 euros, considering that coins with higher conditions have reached significantly higher prices.

### Final Estimation
Taking all these factors into account, an estimated maximum purchase price for this coin could be between 120 and 150 euros. This is based on the hammer price history for coins with similar conditions and the current market context.

To estimate a maximum purchase price for the coin in question, we can consider several factors based on the provided data:

1. Coin Condition: The coin has a condition of 70 (MBC-), indicating that it is in an acceptable state, but not of the highest quality. This can influence the price, as coins in better condition tend to fetch higher prices.

2. Auction History:
- The average hammer price for similar coins has been 113.48 euros.
- In previous auctions, coins with a similar condition (70) have had hammer prices that varied, but some examples are:
- 140 euros (2023-03-16)
- 110 euros (2023-01-31)
- 85 euros (2020-09-17)
- The trend shows that the hammer price can be significantly higher than the starting price.

3. Starting Price and Previous Prices:
- The current starting price is 60 euros, which is slightly below the average starting price of 62.67 euros.
- Historically, the hammer price has exceeded the starting price on many occasions, suggesting that there is potential for the hammer price to be considerably higher.

4. Recent Trends: In the most recent auctions, hammer prices have ranged from 80 to 140 euros for coins of similar condition.

Based on these factors, an estimated maximum purchase price for this coin could be in the range of 120 to 140 euros. This is based on the historical hammer prices for coins of similar condition and the interest it may generate at auction.

To estimate a maximum purchase price for the coin in question, we can consider several factors:

1. Coin Condition: The coin to be auctioned has a condition of 70 (MBC-). This is an important factor, as coins in better condition tend to reach higher prices.

2. Previous Prices: By observing the hammer prices of coins with a similar condition (70), we can see that in the past, coins with this condition have reached hammer prices of up to 100 euros (as seen in the auction on 2022-04-28).

3. Average Hammer Price: The average hammer price for this particular coin is 94.94 euros, which also provides us with a reference.

4. Auction Trends: The coin has been auctioned 35 times, of which it has sold 32 times. This indicates good demand and consistent interest in the coin.

5. Starting Price: The starting price is 40 euros, which is relatively low compared to previous hammer prices.

Based on these factors, an estimated maximum purchase price could be in the range of 90 to 120 euros, considering that the condition is good and there are precedents of higher hammer prices in the past. However, since the starting price is 40 euros, it is likely that the hammer price will not significantly exceed the average hammer price of 94.94 euros.

Therefore, a reasonable estimated maximum purchase price could be 100 euros.