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What does the eight-level protection rating mean?

au98 is PCGS Gold Shield grade AU98! Refers to the coin grade Au divided into 8 points: Au-50 is a detailed finish, most of the coin's surface is worn and the convex part is slightly flattened, Au-53 is a detailed finish, more than half or most of the coin's surface is worn.

1. MS means that it has not been circulated and is close to the factory state, and the corresponding score is 60-70 points.

2. AU means that it has not been used recently and is a beautiful product. The corresponding points are 50, 53, 55, and 58 points.

3.

The grading standards are generally:

In order to meet the needs of the continuous pursuit of high grade in U.S. coin transactions, the American Numismatic Association formulated the "American Numismatic Association U.S. Coin Grading" in the 1970s. Official Standards (0fficial ANA Grading Standards for United States Coins, OAGS).

This standard was written by Ken Bresett and A. Kosoff and has been revised and published many times. Currently, this classification method is being gradually promoted in the United States, but it has not yet been generally recognized internationally. The characteristic of this standard is that the currency grade is first divided into three grades: fine products, uncirculated products, and circulating products.