Based on the data provided, we can observe that the coin has had an average auction price of 108.41 euros in the past. Additionally, the condition of the coin in this auction is 30 (BC+).

Considering that the condition is relatively low and the historical average auction price is 108.41 euros, we could estimate a maximum purchase price of around 120 euros for this coin in the current auction. It is important to note that this is just an estimate and the final price may vary depending on demand and other factors in the auction.