Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 749217 search inquires.

Selected title: 2 by 2
Explanation: Nickname for a typical holder for one coin. Measures 2 inches by 2 inches. Often made of cardboard with a clear mylar material in the center. Cardboard 2x2s are not the best way to store coins for the long term

Most popular coin titles

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 42844  13.33%
Silver Clad 28660  8.92%
Coin Silver 20733  6.45%
Slabbed Coins 19087  5.94%
BN 18762  5.84%
Encapsulated Coin 18075  5.62%
RB 17435  5.43%
Deep Cameo (DC or DCAM) 14230  4.43%
PF (PF60, PF70) 14097  4.39%
Reeded Edge 13612  4.24%
Ultra Cameo (UCAM) 13310  4.14%
PQ 12318  3.83%
MS (MS60-MS70) 12079  3.76%
PR (PR60, PR70) 11948  3.72%
High Relief 11202  3.49%
Incuse 11184  3.48%
Rarity 11098  3.45%
Coin drop 10568  3.29%
Obverse or Face side 10435  3.25%
Reverse Cameo 9630  3.00%