Based on the provided data, we can observe that the coin in question had an opening price of 25 euros in this auction and is in a conservation grade of 70 (MBC-). Additionally, it has been auctioned in the past on several occasions, with closing prices ranging between 25 and 380 euros.

The average closing price of this coin in previous auctions has been 89.33 euros, with an average opening price of 49.69 euros. It is also noted that it has had an estimated price in previous auctions ranging between 15 and 300 euros.

Considering these data, as well as the current conservation of the coin and previous closing prices, we could estimate a maximum purchase price around 100-120 euros. It is important to note that the final price will depend on factors such as demand at the auction and competition from other potential buyers.