Glossary of Numismatic Terms starting with O

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Obverse
The front of the coin, i.e. 'heads'.
Orichalcum
Orichalcum is a golden-coloured bronze alloy that was often used in ancient Rome coinage.
Overstrike
Usually a defect caused by a die striking a coin that already has been struck.

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2x 2025 UK £1 One Pound Coins Charles III Bees Design Uncertified
2x 2025 UK £1 One Pound Coins Charles III Bees Design Uncertified
£ 83.90
UK PROOF £1 One Pound Coins 1983 -2015 Choice of Year
UK PROOF £1 One Pound Coins 1983 -2015 Choice of Year
£ 13.99
Royal Mint Fine Silver 100 Pound Denomination Coin Buckingham Palace 62.86g #1
Royal Mint Fine Silver 100 Pound Denomination Coin Buckingham Palace 62.86g #1
£ 146.30
2023 UK £1 One Pound Coin Charles III Bees Reverse Bimetallic
2023 UK £1 One Pound Coin Charles III Bees Reverse Bimetallic
£ 16.15
King Charles III Bee 2025 rare £1 coin . One pound coin
King Charles III Bee 2025 rare £1 coin . One pound coin
£ 30,086.70
£1 ONE POUND RARE BRITISH COINS, COIN HUNT 1983-2016
£1 ONE POUND RARE BRITISH COINS, COIN HUNT 1983-2016
£ 32.00
UK One Pound £1 Coin Collection Bulk Lot in Album (2000-2012)
UK One Pound £1 Coin Collection Bulk Lot in Album (2000-2012)
£ 39.18
2026 Pink Floyd Dark Side of the Moon 1oz Silver Colour £2 Two Pounds Coin Proof
2026 Pink Floyd Dark Side of the Moon 1oz Silver Colour £2 Two Pounds Coin Proof
£ 223.26

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Glossary of Numismatic Terms

Numismatics is the study of coin collecting and it also has its own language with many words and terms. Our Glossary of Numismatic Terms give the explanation to some of these coin collecting words. To contribute terms please email them to glossary@coinparade.co.uk.