Based on the data provided, we can observe that the coin in question has had closing prices ranging from 19 euros to 440 euros in previous auctions. The starting price for the next auction is set at 50 euros, and the historical average closing price is 107.61 euros.

Considering that the coin's condition is 75 (VF) and that it has had previous closing prices in a wide range, from 19 euros to 440 euros, with a historical average closing price of 107.61 euros, we could estimate a maximum purchase price around 120-140 euros for this coin in the next auction. This estimation takes into account the condition and previous closing prices.

It is important to note that the final closing price may vary depending on factors such as demand at the auction, competition from other bidders, and specific interest in this particular coin.