Based on the data provided, we can observe that the coin in question has had starting prices ranging between 28 and 74.89 euros in previous auctions. The highest recorded closing price was 65 euros. Additionally, it has been auctioned 6 times in the past, selling in 4 of those instances.

Given that the coin's condition is estimated at 80 (VF+), and considering the previous auction prices as well as the average closing price of 47 euros, we could estimate a maximum purchase price around 70-75 euros. It is important to note that the final price will depend on the demand at the auction and other factors that may influence the valuation of the coin.