Based on the data provided, we can observe that the coin in question has had an average auction price of 107.75 euros in previous auctions. Additionally, the condition of the coin on this occasion is 70 (VF+).

Considering that the condition of the coin is relatively good and that the average auction price in previous auctions has been 107.75 euros, we could estimate a maximum purchase price around that value or slightly higher.

Given that the coin will be auctioned in the coming days and taking into account the information provided, an estimated maximum purchase price for this coin could be around 110-120 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 bidding.