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Pound Coin Specifications |
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Pound Coin Specifications
To save repeating the specifiations of various versions of British pound coins, we have provided this page to list the specifications of all the issues.
2017 - Present 12-Sided £1
Version | Diameter | Weight | Metal | Alloy | PMW |
Ordinary Circulation | 23.03 | 8.75 | Nickel-Brass (70% copper, 5.5% nickel, 24.5% zinc) |
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Silver Proof or Pattern | 23.03 | 10.47 | Silver | .925 | 0.311 |
Silver Piedfort Proof | 23.03 | 20.92 | Silver | .925 | 0.622 |
Gold Proof or Pattern | 23.03 | 17.72 | Gold | .9166 | 0.522 |
1983 - 2016 Round £1
Version | Diameter | Weight | Metal | Alloy | PMW |
Ordinary Circulation | 22.50 | 9.50 | Nickel-brass | ||
Silver Proof or Pattern | 22.50 | 9.50 | Silver | .925 | 0.2825 |
Silver Piedfort Proof | 22.50 | 19.00 | Silver | .925 | 0.5650 |
Gold Proof or Pattern | 22.50 | 19.61 | Gold | .9166 | 0.5779 |
Notes
Diameter = Diameter in millimetres
Weight = Weight in grams
Alloy = Proportion of precious metal
PMW = Actual weight in relevant precious metal content in troy ounces.
Designs
Since the pound coin was introduced in 1983, it has had its reverse designs changed annually in five year cycles. On our design chart page we show the designs used every year since 1983.
Postage & Packing:
UK: At buyer's Risk £3.50 or
Fully Insured £9 (Usually by Royal Mail Special Delivery)
USA: Airmail at buyer's risk $10 or
Fully Insured $20
For further details, please see our Postage & Packing page.
Order Form
Order Form USA
Order Form - Rest of World
Silver Proof Pounds & Silver Piedfort Pounds
If you want to find the value of a coin you own, please take a look at our page I've Found An Old Coin, What's It Worth?
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