Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 821740 search inquires.

Selected title: Unique

Explanation: An item of which one specimen only is known to exist

Most popular coin titles

Definition	Searches	Percentage
Specimen Proof (SP-70 or PF-70)	46614	13.46%
Silver Clad	29653	8.56%
Coin Silver	21659	6.25%
Slabbed Coins	20526	5.93%
BN	19928	5.75%
Encapsulated Coin	19378	5.59%
RB	18376	5.31%
Deep Cameo (DC or DCAM)	15560	4.49%
PF (PF60, PF70)	15200	4.39%
Reeded Edge	14504	4.19%
Ultra Cameo (UCAM)	14374	4.15%
PQ	13276	3.83%
MS (MS60-MS70)	13078	3.78%
PR (PR60, PR70)	13063	3.77%
Rarity	12571	3.63%
Incuse	12105	3.49%
High Relief	12061	3.48%
Coin drop	11664	3.37%
Reverse Cameo	11372	3.28%
Obverse or Face side	11316	3.27%