Tag: #Proof Coin

Why Some Coins Cost 10x Their Metal Content: Numismatic Premiums Explained

A numismatic premium is the price above melt that a coin commands due to rarity, condition, history, or demand. Here is how to evaluate whether a premium is justified.

Dr Abdur RashidMay 10, 2026

Coins & Bullion

The Sheldon Scale Decoded: What MS-65, PR-70, and AU-58 Actually Mean

The Sheldon scale runs from 1 to 70, but the meaningful grading distinctions sit in a much narrower band. Here is what each number really represents.

Dr Abdur RashidMay 10, 2026