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 quite good shape. This generally translates to a higher price compared to coins with lower conditions.

2. Auction History:
- The average hammer price for this coin is 111.38 euros, suggesting that, in general, buyers are willing to pay around this amount.
- In previous auctions, we have seen hammer prices that vary significantly, but there are examples of hammer prices exceeding 200 euros for coins of similar or better condition.

3. Starting Price and Average Starting Price:
- The current starting price is 18 euros, which is quite low compared to the average hammer price. This may indicate a good opportunity for buyers.

4. Recent Trends:
- In the most recent auctions, hammer prices have shown a range that can reach up to 80-120 euros for coins of similar condition.

Based on these factors, an estimated maximum purchase price for this coin could be between 120 and 150 euros. This is based on the auction price history and the current condition of the coin. However, it is important to keep in mind that the final price may vary depending on the competition in the auction and the interest of collectors at that time.

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

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

2. Historical Prices: By looking at previous auction prices for coins with similar conditions, we can see that:
- In 2021, a coin with a condition of 85 sold for 340 euros.
- In 2022, a coin with a condition of 70 sold for 60 euros.
- In 2023, a coin with a condition of 85 sold for 500 euros.

3. Average Auction Price: The average auction price for this coin is 209.1 euros, which gives us an idea of the general market value.

4. Starting Price and Average Starting Price: The current starting price is 25 euros, and the average starting price is 67.97 euros. This suggests that interest in the coin may be higher than the starting price.

5. Recent Trends: The coin has a history of auctions with a high sales percentage (34 out of 35 auctions), indicating consistent demand.

Based on these factors, an estimated maximum purchase price could be in the range of 150 to 250 euros, considering that the condition is good and there is interest in the coin. However, since the average auction price is 209.1 euros, a reasonable maximum purchase price could be approximately 200 euros.

To estimate a maximum purchase price for the coin in question, we will 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. Auction History: By looking at previous hammer prices for coins with similar conditions, we can see that hammer prices have varied. For example, in recent auctions, coins with condition ratings of 80 have reached hammer prices of up to 110 euros.

3. Average Hammer Price: The average hammer price for this coin is 75.57 euros, providing a good reference for the expected value.

4. Auction Trends: The coin has been auctioned 205 times, with an 85% sell-through rate (174 times sold). This suggests that there is consistent interest in this coin, which may increase its value.

5. Starting Prices and Estimates: The starting price is 25 euros, and the average starting price is 53.19 euros. This indicates that the market is willing to pay more than the starting price on many occasions.

Based on these factors, an estimated maximum purchase price for this coin could be between 100 and 120 euros, considering that the condition is good and there is a history of hammer prices that supports this estimate.

To estimate a maximum purchase price for the coin in question, we can analyze the provided data, especially the coin's condition and previous auction prices.

1. Coin Condition: The coin has a condition rating of 80 (VF+), indicating that it is in quite good shape. This suggests that its value should be above that of coins with lower conditions.

2. Previous Auction Prices: By looking at the auction prices of coins with a similar condition (around 80), we can see that the auction prices have varied. For example:
- In previous auctions, coins with a condition of 80 have reached hammer prices of 60, 70, and even 112 euros.
- The general trend shows that coins in good condition tend to sell for above 60 euros.

3. Average Hammer Price: The average hammer price for this coin is 104.05 euros, which also indicates that the coin's value could be considerably high.

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

5. Estimation: Given that the condition is good and considering previous hammer prices, an estimated maximum purchase price could be between 100 and 120 euros. This is based on the fact that the average hammer price is 104.05 euros and that coins in similar conditions have reached hammer prices of up to 112 euros.

Therefore, an estimated maximum purchase price for this coin could be 120 euros.

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

1. Condition: The coin has a condition rating of 85 (ebc-), which indicates 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 28.6 euros.
- The coin has been auctioned 16 times, of which it has sold 11 times, indicating good demand.
- In previous auctions, the hammer price has varied, but there are examples of sales that have reached up to 110 euros under similar conditions.

3. Starting Price: The current starting price is 30 euros, which is a good starting point.

4. Price Trends: Observing previous hammer prices, it seems there is a price range that varies depending on the condition and demand at the time of the auction.

Given that the condition of this coin is quite good and considering the price history, an estimated maximum purchase price could be in the range of 50 to 70 euros. This is based on the fact that, although the starting price is 30 euros, the condition and demand could lead to a higher hammer price.

Therefore, an estimated maximum purchase price could be 70 euros.

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

1. Coin Condition: The coin has a condition rating of 80 (MBC+), indicating that it is in relatively good shape. This suggests that its value should be above that of coins in worse condition.

2. Previous Auction Prices: By observing the hammer prices of coins with a similar condition (80), we can see that they have reached hammer prices that vary, but generally, the hammer prices for coins in similar conditions have been in the range of 25 to 170 euros, depending on demand and other factors.

3. Average Hammer Price: The average hammer price for this coin is 128.83 euros, which provides a good reference for the expected value.

4. Starting Price and Recent Auction Prices: The current starting price is 30 euros, which is quite low compared to the average hammer price. This suggests that there is potential for the hammer price to be significantly higher.

5. Auction Trends: Since it has been auctioned 266 times and sold 230 times, there is good demand for this coin, which may increase its price at auction.

Based on these factors, an estimated maximum purchase price for this coin could be in the range of 150 to 200 euros, considering that the average hammer price is 128.83 euros and that the condition is good. This also takes into account the possibility that demand in the current auction may be high, which could push the price towards the upper end of this range.

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 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 for this coin is 110.19 euros.
- In the past, hammer prices have varied significantly, ranging from 20 euros to 1100 euros, depending on the condition and demand at the time of the auction.
- Coins with similar conditions (around 80) have had hammer prices ranging from 50 to 90 euros on several occasions.

3. Starting Price and Average Starting Price:
- The current starting price is 30 euros, which is relatively low compared to the average hammer price.
- The average starting price is 48.81 euros, suggesting that the market is willing to pay more than the starting price.

4. Recent Trends:
- In the most recent auctions, hammer prices have been in the range of 60 to 80 euros for coins of similar condition.

Based on these factors, an estimated maximum purchase price for this coin could be between 80 and 120 euros, considering that the condition is good and the auction history shows significant interest in coins of this quality.

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

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

1. Current Condition: The coin is in a condition of 90 (EBC), which indicates that it is in good shape. This generally increases its value compared to coins in lower conditions.

2. Auction History:
- The average hammer price for similar coins in the past has been 43.53 euros.
- In previous auctions, coins with a condition of 90 have reached hammer prices of up to 120 euros (as seen in the auction on 2021-10-20).

3. Starting Price and Estimates:
- The current starting price is 30 euros, which is reasonable given the history of starting and hammer prices.
- The estimated price for this auction is 70 euros, suggesting that bidders expect the coin to reach a higher price.

4. Sales Trends: Out of the 26 times it has been auctioned, 20 have resulted in sales, indicating good demand.

Based on these factors, an estimated maximum purchase price could be between 80 and 100 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 30 euros, it is likely that bidders could acquire it for a price below this range, depending on the competition in the auction.

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