1, details. The Catalogue of Modern Mechanism Gold and Silver Coins in China contains the updated contents of the edition price of gold and silver coins, which makes the details of coins clear and detailed. China gold and silver coin recycling price list collection reference can also learn from China's modern mechanism gold and silver coin catalogue, and the price is more up to date.

2. price. Compared with the China mechanism silver dollar catalog, the price of the century-old silver dollar catalog is slightly higher, and the China mechanism silver dollar catalog is more suitable for comprehensive consideration.