Specifications
British Gold Britannia at a glance
Composition
- Alloy
- Pure gold (99.99% fine, from 2013; was 91.67% / 22k until 2012)
- Color
- Brilliant warm 24k gold (post-2013); warm orange-gold on pre-2013 22k issues
- Thickness
- 2.79 mm
- Available weights
- 1 oz, ½ oz, ¼ oz, 1/10 oz
Provenance
- Issuing mint
- The Royal Mint →
- Mint location
- Llantrisant, Wales, United Kingdom
- First minted
- 1987
- Face value
- £100 (1 oz), £50 (½ oz), £25 (¼ oz), £10 (1/10 oz)
- Legal tender
- Yes
- IRA eligible (US)
- Yes
Source: issuing mint specifications, cross-checked against published dealer and grading-service data.
The story
History
Britain's entry into the modern bullion market came in 1987 with the Gold Britannia — 24 years after the Krugerrand, but early enough to establish a strong position. The Royal Mint, in continuous operation for over 1,100 years, had a rich heritage and an instantly recognizable symbol: Britannia.
The figure of Britannia — a female warrior-guardian of Britain, helmet and shield in hand — has appeared on British coinage since Roman times, giving the modern coin immediate historical gravitas.
The original 1987 Britannia was struck in 22-karat gold, matching the Krugerrand and Eagle. This changed in 2013, when The Royal Mint upgraded to 24-karat (99.99%) gold to compete directly with the Maple Leaf and Philharmonic in the high-purity market.
The 2013 upgrade added significant security: a trident-shaped mark visible under magnification, micro-text, a laser feature, and radial line patterns. A major advantage for UK investors: as British legal tender, Gold Britannias are exempt from UK Capital Gains Tax (CGT).
- 1987 — First Gold Britannia (22-karat)
- 2013 — Upgraded to 99.99% gold + security features
- 2023 — King Charles III obverse
- UK legal tender → exempt from Capital Gains Tax
The two faces
Design
Since 2023: King Charles III in right profile (Martin Jennings). Previous issues: Queen Elizabeth II in five successive portraits, 1987–2022. The face value and royal titles are inscribed.
Since 2013: Britannia in a powerful striding pose — helmeted, shield on one arm, trident raised (Jody Clark). Earlier issues featured standing or seated classical Britannia poses.
Representative emblem — no freely-licensed photograph of the British Gold Britannia is available, as its modern design is under mint copyright. The gold coin pictured is a generic Wise With Gold illustration, not the actual British Gold Britannia; the genuine obverse and reverse are described above.
Authentication & counterfeit watch
How to spot a genuine British Gold Britannia
A genuine modern (post-2013) 1 oz Britannia is pure gold: 31.10 g, 32.69 mm diameter, 2.79 mm thick, and non-magnetic. The standout feature is the Royal Mint's latent-image security: tilt the coin and a hidden element (a padlock or trident, depending on year; from 2021 a four-feature suite — micro-text, latent image, surface animation and a tiny padlock) appears — virtually impossible to replicate in counterfeits. Note the purity caveat: pre-2013 Britannias are 22-karat (heavier total weight, warmer color) and are *not* IRA-eligible — confirm the year if purity matters for your purpose.
Authentication guidance is general reference, not a substitute for professional verification. For high-value purchases, buy from reputable dealers and consider professional grading.
For the investor
Investment considerations
The UK CGT exemption makes the Britannia uniquely tax-efficient for British investors — any capital gain is entirely exempt, an advantage that compounds for higher-rate taxpayers and large holdings.
IRA eligible under US rules for post-2013 99.99% coins (pre-2013 22k versions do not qualify — a compliance point worth checking with your custodian). The Royal Mint's reputation and sophisticated security features provide strong confidence.
Premium range: typically 4–6% over spot for 1 oz bullion. UK investors can buy directly from The Royal Mint.
Common questions
British Gold Britannia FAQ
Are Gold Britannias tax-free in the UK?
For UK residents, yes on capital gains: as legal tender, Britannias are exempt from Capital Gains Tax. (They are also VAT-free as investment gold.) This makes them especially efficient for British investors.
Is every Britannia 24-karat?
No. Britannias from 1987–2012 are 22-karat (91.67%); from 2013 onward they are 99.99% pure. Only the post-2013 coins are US IRA-eligible.
What are the security features?
Post-2013 coins carry radial lines, micro-text and a latent (tilt-to-reveal) image; the 2021+ redesign added a four-element security suite — strong anti-counterfeit signals.
Is the Britannia IRA-eligible?
Post-2013 (99.99%) Britannias qualify for US gold IRAs. Pre-2013 22k coins do not meet the purity minimum.