Based on the data provided, we can observe that the coin in question has performed well in previous auctions, with final prices exceeding the starting price in most cases. Additionally, the coin's condition is at a high level (95 - EBC+), which also influences its value.

Considering that the average auction price has been 60.74 euros and the coin's condition is 95 (EBC+), we can estimate a maximum purchase price around 70-80 euros. Given that the coin has performed well in previous auctions and its condition is high, it is reasonable to expect that its final price will remain in that range.

Therefore, my estimate for the maximum purchase price for this coin in the next auction would be around 70-80 euros.