Patina
A natural surface aging or toning that develops on coins over time.
A natural surface aging or toning that develops on coins over time.
The study and collection of coins, banknotes and related currency.
Coins or precious metals valued primarily for their metal content.
A specially struck coin with a highly polished finish intended for collectors.
A coin that has never been used in general circulation and retains sharp detail.
A small symbol or letter indicating where a coin was produced.
The front side of a coin, often featuring a portrait or monarch.