Based on the data provided, we can observe that the coin has had an average auction closing price of 201.4 euros in previous auctions. Additionally, the condition of this coin has been described as '75 (VF).'

Considering that the condition of the coin is 75 (VF) and the average closing price has been 201.4 euros, we can estimate a maximum purchase price around that value. Given that the coin will be auctioned with a starting price of 110 euros, it is likely that the closing price will be above this value, taking into account the historical trend.

Therefore, an estimated maximum purchase price for this coin in the upcoming auction could be around 210-220 euros, considering the condition and previous closing prices. It is important to note that the final price will depend on the demand at the auction and other potential interested buyers.