Based on the data provided, we can observe that the coin in question has had an average closing price of 984.56 euros in previous auctions. Additionally, it has been auctioned a total of 44 times in the past, with an average starting price of 689.47 euros.

Considering that the coin's condition is 70 (VF+), and taking into account the previous prices of similar auctions, as well as the fact that it has sold in 84% of previous auctions, we could estimate a maximum purchase price around 1100-1200 euros.

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