Elizabeth II Gold Half Sovereign uses the 22-carat sovereign standard, eleven-twelfths gold. At nominal standard mass 3.99402 g, fine gold is approximately 3.661185 g or 0.117710 troy oz. This covers standard-weight public collector and bullion half sovereigns bearing Elizabeth II, from the 1980 proof issue through the 2022 Platinum Jubilee group. Nonstandard weights, patterns and Charles III memorial coins are excluded.
Obverse — 1983 Elizabeth II Machin-portrait proof half sovereign; representative only, other portraits and special reverses differ Heritage Auctions; CC BY 3.0; resized WebP; coin artist is separate from photographer · Image source · CC BY 3.0 — photograph licenseReverse — 1983 Elizabeth II Machin-portrait proof half sovereign; representative only, other portraits and special reverses differ Heritage Auctions; CC BY 3.0; resized WebP; coin artist is separate from photographer · Image source · CC BY 3.0 — photograph license
When a fresh spot bid is available, melt values use fine-metal content × spot bid. CashForCoins guide buying offers use the separately configured percentage for each metal. Selected rare/numismatic coins require an appraisal. Dollar amounts remain unavailable when a fresh quote or buying percentage is missing.
Verified coin specifications
Country
United Kingdom
Face denomination
0.5 pounds sterling
Composition
22-carat gold: eleven-twelfths gold and one-twelfth alloy metal
Gross weight (grams)
3.99402
Fineness
0.916666666667
Fine-metal weight (troy oz)
0.117709831076
Diameter (mm)
19.3
Edge
Issue-dependent; inspect reference
Mint
The Royal Mint
Mint mark
Varies by issue; record any mark
Issue years
1980, 1982–2022
The standard-weight Elizabeth II family includes proof-only dates and skips 1981. Not every finish exists in every year. The 2022 Elizabeth II Jubilee and Charles III Memorial designs require portrait identification; piedfort coins have different weight and are outside this standard-weight profile.
Source precision
Historical standard 3.99402 g and eleven-twelfths fine gold. Fine-weight override calculated using 11/12, not the rounded 12-place fineness. Royal Mint sales pages display 3.99 g; diameter 19.30 mm is issuer reference. Special weights, patterns and reproductions excluded.
Calculate this coin’s metal content
Formula: specified fine-metal troy ounces × quantity. Dollar melt value additionally requires an approved current metal price.
Obverse: identify the front
The pictured 1983 proof shows Elizabeth II facing right and wearing a tiara. Her neck and shoulder extend into a full bust, with ELIZABETH II and the royal titles around the rim. This is Arnold Machin’s portrait. Other Elizabeth half-sovereign dates have different portraits, so the photograph represents one issue rather than every obverse.
Reverse: identify the back
On the 1983 specimen, St George rides above the dragon with 1983 below the scene and the designer’s initials to the right. This familiar rider motif also appears on full sovereigns. Anniversary reverses can differ: the issuer’s Elizabeth II 2022 half sovereign uses Timothy Noad’s Platinum Jubilee design.
History and purpose
Royal Mint records confirm the public 1980 proof half sovereign and the 1983 Machin example. The final Elizabeth II Platinum Jubilee group was dated 2022 and used Jody Clark’s portrait. A separate 2022 memorial range bears Charles III, so the calendar year alone cannot identify the monarch on every half sovereign.
How to identify this variant
Confirm the half-sovereign denomination through its approximately 19.30 mm diameter and nominal standard mass near 3.99402 g. The full sovereign is larger and contains about twice as much gold. A tiara, rider or unscaled face photograph does not establish the size; retain any original certificate identifying the actual denomination.
Understanding its metal content
The calculation is 3.99402 g × 11 ÷ 12 = approximately 3.661185 g fine gold. Divide that result by 31.1034768 to obtain approximately 0.117710 troy oz. Eleven-twelfths is the 22/24 carat fraction; the database stores a rounded decimal fraction and a fine-weight override calculated from the rational standard. The remainder is alloy metal, not extra gold. This is nominal content, not an assay of a worn or mounted specimen.
Dates, varieties and composition changes
This record concerns standard-weight Elizabeth public issues in 1980–2022, not every trial or pattern specimen. Portraits, anniversary reverses, finishes and edge treatments require the exact year/product reference. The 1983 proof photographs cannot establish proof quality on a different coin. Separate Elizabeth II Platinum Jubilee coins from the Charles III memorial range dated 2022 before classification.
Melt value versus collector value
Keep original proof boxes, certificates and grading holders together. Special reverses and surface preservation can matter to collectors even when the nominal half-sovereign standard is shared. A generic metal calculation should not erase a coin’s issue description. No grade or market price is inferred from the source specimen.
Authenticity and condition
Use the monarch, year, both designs, physical dimensions, actual edge and product documentation together. The ordinary half-sovereign calculation excludes nonstandard-weight products and reproductions. Do not polish proof surfaces, remove a coin from its holder or assume that the 22-carat appearance establishes authenticity.
Selling this coin
Describe these as Elizabeth II half sovereigns, separated from full sovereigns and Charles III coins. Include the complete year, reverse type, packaging and both-side photos. The calculator totals documented nominal gold; an appraisal request should retain evidence of the actual finish and condition.
Sources and calculation methodology
The original 1870 schedule records the historical denomination standard; the 1971 schedule gives the same metric standard and eleven-twelfths gold fraction. The issuer’s coin pages use shorter display weights, which are retained as rounded references rather than substituted into the standard calculation. Historical legislation is cited for specifications, not current legal or tax advice. Design and date sources are recorded separately from photograph rights. No approved live gold-price feed is configured, so dollar melt values remain unavailable. Collector prices and buyer offers require separate evaluation.
Common questions
Is a half sovereign half a troy ounce of gold?
No. Half refers to half the sovereign denomination. At its documented standard it contains approximately 0.117710 troy oz fine gold, far less than half a troy ounce.
Are all half sovereigns dated 2022 Elizabeth II coins?
No. The Elizabeth II Platinum Jubilee group and the Charles III memorial range are distinct. Read the actual monarch portrait and reverse before selecting a composition record.
Historical Coinage Act 1870: first schedule — identity; weight 3.99402 g historical metric standard; fineness eleven-twelfths; denomination standard, not a current legal claim (checked 2026-10-10)
Royal Mint: 1980 proof half-sovereign reference — identity; date 1980 Half Sovereign; design Machin and Pistrucci; diameter 19.30 mm; rounded weight 3.990 g; only the 1980 half section used, other set-table inaccuracies not adopted (checked 2026-10-10)
Royal Mint: Elizabeth II 2022 Platinum Jubilee half sovereign — identity; date 2022 Elizabeth II; design Jody Clark portrait and Timothy Noad reverse; fineness 22 carat; diameter 19.30 mm; rounded sales-page ounce amount not used (checked 2026-10-10)
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