Carat Gold
The expression 'carat gold' (or karat gold in American) is used to refer to gold alloys, which are customarily described in carats. a carat being 1/24th, or one part in twenty four.
Carats | Percentage | Millesimal | Coins | Comments
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24 | 100% | 1000 | None* | Probably Only Exists in Theory
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23.9976 | 99.999% | 999.99 | Canadian $350, & New 5 9's Maples | Somewhat Pointless
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23.976 | 99.99% | 999.9 | Australian Nuggets, Philharmonikers, Buffalos, 1983 - 2006 Maples | Most Electrolytically Refined Gold Qualifies
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23.976 | 99.9% | 999 | 1979 - 1982 Maples |
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23.88 | 99.5% | 995 | London Good Delivery Bars |
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23.76 | 99% | 99.9 | None |
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22 | 91.66% | 916.6 | Sovereigns, Krugerrands, US Gold Bullion Eagles |
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21.6 | 90% | 900 | US Eagles, Napoleons, Vrenelli, Marenghi | Coinage Gold
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18 | 75% | 750 | None | Excellent for Jewellery
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15 | 62.5% | 625 | None | Old Jewellery Standard
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14 | 58.33% | 583.3 | None | Not as Good as 18ct, Not as Cheap as 10kt
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12 | 50% | 500 | None | Half and Half
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10KP | 41.66% | 416.6 | None | Used for Cheap American Jewellery
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10* | 39.58% | 395.8 | None | Used for Cheap American Jewellery
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9 | 37.5% | 375 | None | Used for Cheap British Jewellery
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Notes
Carat = Karats
Millesimal = Parts per thousand.
Coins = Best known examples, see our "Contents" page for more complete list.
None* = About as likely as an honest politician
10KP = American 10 karat "plumb", i.e. real actual 10carat gold.
10* = American minimum legal standard for 10 karat, which is actually only 9.5 karat.
USA Karat Gold Alloys
All US karat alloys can legally be a half carat (2.0833%) lower than stated!
22 Carat v 24 Carat
A discussion about 22 carat versus "24 carat" gold bullion coins, with regard to investment.
Low Carat Gold Alloys
A discussion of the merits and demerits of low carat gold alloy coins.
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1918 Gold Sovereign
Bullion Coin Selector Page
Stack of Gold Bars
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