Based on the provided data, we can observe that the coin in question has had starting and estimated prices ranging between 10 and 60 euros in previous auctions. The final auction price has also fluctuated, reaching up to 60 euros on one occasion.

Considering that the current condition of the coin is 70 (VF+), and that the average auction closing price in past auctions has been 30.63 euros, we could estimate a maximum purchase price around 35-40 euros for this coin in the upcoming auction.

It is important to note that factors such as demand at the time of the auction and the availability of interested buyers can influence the final price of the coin.