Based on the data provided, we can observe that the coin in question has had an average auction price of 274.42 euros in previous auctions. Additionally, the condition of the coin on this occasion is estimated to be 70 (VF-).

Considering that the condition of the coin is 70 (VF-), and that the average auction price in previous auctions has been 274.42 euros, we could estimate a maximum purchase price of around 300 euros for this coin in the next auction.

It is important to note that this is just an estimate and that the final price may vary depending on factors such as demand at the auction and the interest of buyers at that specific time.