Based on the provided data, we can observe that the coin in question had a starting price of 350 euros in the last auction, with an estimated price of 450 euros and a final selling price of 445 euros. Additionally, its condition is rated at 95 (FDC).

Considering that the final selling price is usually slightly lower than the estimated price, we could estimate a maximum purchase price around 450 euros for this particular coin. It is important to note that this is just an estimate and the final price may vary depending on factors such as demand at the auction and buyer interest.