Based on the provided data, we can observe that the coin in question has had an average starting price of 41.92 euros in previous auctions, with an average closing price of 54.88 euros. The coin's condition has been described as 70 (VF+), indicating an average condition.

Additionally, it has been auctioned a total of 12 times in the past, out of which it has been sold 8 times and not sold 4 times. This gives us a sales success rate of 66.67%.

Considering the coin's previous prices, we can see that it has had variations in starting, estimated, and closing prices throughout the auctions. The highest estimated price was 250 euros, while the highest closing price was 70 euros.

Given that the coin is in average condition and has had previous closing prices of up to 70 euros, we could estimate a maximum purchase price around 70-80 euros on this occasion, considering the price fluctuations in previous auctions and the coin's condition.