Based on the data provided, we can observe that the coin in question has had an average starting price of 23.1 euros in previous auctions, with an average closing price of 37.11 euros. Additionally, it has been auctioned 10 times in the past and has been sold on all those occasions.

The current condition of the coin is rated at 75 (VF), indicating that it is in a fairly acceptable condition.

Looking at the previous prices of the coin in past auctions, we can see that it has had a fairly variable price range, with estimates ranging from 15 euros to 45 euros, and closing prices ranging from 16 euros to 60 euros.

Given that the coin will be auctioned in euros and considering its price history, condition, and demand, as well as the fact that it has sold in all previous auctions, we could estimate a maximum purchase price around 45-50 euros. This is considering that the coin is in an acceptable condition and has had closing prices above 37.11 euros in the past.

It is important to note that the final auction price will depend on various factors, such as demand at that specific moment, competition from other bidders, and buyers' perception of the coin's value at that time.