Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1141161 search inquires.

Selected title: Countermark
Explanation: A mark applied to an older coin to modify its value or validity. A countermark will usually cover only a portion of the original coin, which can therefore clearly still be identified

Most popular coin titles

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 56217 13.18%
Silver Clad 33097 7.76%
Coin Silver 25196 5.91%
Slabbed Coins 24107 5.65%
BN 23648 5.54%
Encapsulated Coin 22595 5.30%
RB 22108 5.18%
PF (PF60, PF70) 19088 4.48%
Deep Cameo (DC or DCAM) 19004 4.46%
Reeded Edge 17915 4.20%
Ultra Cameo (UCAM) 17705 4.15%
Obverse or Face side 17123 4.01%
PR (PR60, PR70) 17120 4.01%
Rarity 17016 3.99%
PQ 16640 3.90%
MS (MS60-MS70) 16312 3.82%
Incuse 15680 3.68%
Coin drop 15550 3.65%
High Relief 15288 3.58%
Reverse Cameo 15046 3.53%