To estimate a maximum purchase price for the coin in question, we can analyze several factors:

1. Current Condition: The coin has a condition rating of 75 (MBC), indicating that it is in fairly good shape, but not among the best qualities (FDC).

2. Auction History:
- The average hammer price for similar coins in the past is 167.6 euros.
- The coin has been auctioned 92 times, of which it has sold 84 times, indicating good demand.
- Previous hammer prices for coins with a similar condition (75) have varied, but there are examples of auctions reaching up to 130 euros.

3. Starting Prices and Estimates:
- The current starting price is 60 euros, which is below the average starting price of 91.85 euros for similar coins.
- The estimated price for this auction is 90 euros, suggesting expectations for it to sell at a reasonable price.

4. Recent Trends: In the most recent auctions, hammer prices for coins with similar conditions have ranged from 90 to 130 euros.

Based on these factors, an estimated maximum purchase price for this coin could be in the range of 130 to 150 euros. This is based on the historical hammer prices for coins of similar condition and the price trends in recent auctions.