Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 terms used widely in the coin collectors community, and has received over 561270 search inquires.

Selected term: Bag Mark
Explanation: A surface mark, usually in the form of a nick, acquired by a coin when it came in contact with others in a mint bag. Bag marks are most common on large and heavy silver and gold coins (also known as contact marks or keg marks)

Most popular coin terms

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 34555  13.81%
Silver Clad 25402  10.15%
BN 15783  6.31%
Encapsulated Coin 15227  6.08%
RB 14138  5.65%
Slabbed Coins 14015  5.60%
Coin Silver 11824  4.72%
Deep Cameo (DC or DCAM) 11604  4.64%
Reeded Edge 10957  4.38%
PF (PF60, PF70) 10768  4.30%
Ultra Cameo (UCAM) 10706  4.28%
PQ 9471  3.78%
MS (MS60-MS70) 9444  3.77%
PR (PR60, PR70) 9055  3.62%
High Relief 8830  3.53%
Obverse or Face side 8250  3.30%
Incuse 8163  3.26%
Rarity 7703  3.08%
Reverse Cameo 7181  2.87%
Brilliant Uncirculated (BU) 7136  2.85%