Based on the data provided, we can observe that the coin in question has had an average auction closing price of 102.06 euros in previous auctions. Additionally, the condition of the coin has been described as 70 (VF+), indicating that it is in an acceptable but not excellent condition.

Considering that the starting price of the upcoming auction is 60 euros and that the average starting price in previous auctions has been 72.63 euros, we could estimate a maximum purchase price around 110 euros, which is the closest historical average closing price.

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