Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 874007 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)	53084	14.46%
Silver Clad	30411	8.28%
Coin Silver	22398	6.10%
Slabbed Coins	21259	5.79%
BN	20643	5.62%
Encapsulated Coin	20123	5.48%
RB	19067	5.19%
Deep Cameo (DC or DCAM)	16476	4.49%
PF (PF60, PF70)	15948	4.34%
Reeded Edge	15203	4.14%
Ultra Cameo (UCAM)	15146	4.13%
PQ	13955	3.80%
MS (MS60-MS70)	13838	3.77%
PR (PR60, PR70)	13792	3.76%
Rarity	13472	3.67%
Incuse	12822	3.49%
High Relief	12709	3.46%
Coin drop	12624	3.44%
Reverse Cameo	12084	3.29%
Obverse or Face side	11977	3.26%