Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1083325 search inquires.

Random title: Castaing machine
Explanation: A device invented by French engineer Jean Castaing, which added the edge lettering and devices to early U.S. coins before they were struck. This machine was used until close collar dies were introduced which applied the edge device in the striking process

Most popular coin titles

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 55704  13.43%
Silver Clad 32639  7.87%
Coin Silver 24711  5.96%
Slabbed Coins 23612  5.69%
BN 23208  5.60%
Encapsulated Coin 22165  5.35%
RB 21638  5.22%
Deep Cameo (DC or DCAM) 18627  4.49%
PF (PF60, PF70) 18567  4.48%
Reeded Edge 17448  4.21%
Ultra Cameo (UCAM) 17274  4.17%
PR (PR60, PR70) 16493  3.98%
Rarity 16434  3.96%
PQ 16193  3.91%
MS (MS60-MS70) 15911  3.84%
Incuse 15213  3.67%
Coin drop 15023  3.62%
High Relief 14856  3.58%
Reverse Cameo 14572  3.51%
Obverse or Face side 14265  3.44%