Based on the data provided, we can observe that the coin in question has had an average auction price of 171.48 euros in previous auctions. Additionally, the current condition of the coin is 80 (VF+).

Considering that the condition of the coin is quite good and that the average auction price in previous auctions has been 171.48 euros, we could estimate a maximum purchase price around 200 euros. This is because the coin has performed well in previous auctions and its condition is relatively high.

However, it is important to note that the final auction price may vary depending on factors such as demand at the time of the auction and the willingness of buyers to bid on the coin. Therefore, it is advisable to pay attention to the auction and adjust the offer accordingly.