Quick answer
The 2009 Kew Gardens 50p is the UK's rarest circulating coin, with a mintage of just 210,000. Genuine circulated examples sell for £140-£220, uncirculated pieces for £200-£350, and the 2019 re-issued brilliant uncirculated version for £12-£20. Fakes are everywhere, verification matters.
TL;DR
- Only 210,000 Kew Gardens 50p coins were struck for circulation in 2009
- Re-struck in 2019 in BU finish for the 50 Years of the 50p set, those are common
- Genuine 2009 circulated examples sell for £140-£220
- Fakes typically show soft detail on the pagoda and incorrect reverse lettering
- Always weigh: genuine is 8.00 g exactly, off-weight by more than 0.1 g is suspect
Table of contents
- Why Kew Gardens is so rare
- Current market values
- 2009 original vs 2019 re-issue
- How to spot a fake
- Specification table
- Where to buy and sell
- Common questions
- FAQ
Why Kew Gardens is so rare
The Kew Gardens 50p was issued in 2009 to mark the 250th anniversary of the Royal Botanic Gardens. The Royal Mint struck only 210,000 for circulation, the lowest mintage of any decimal UK circulating coin. By comparison, the 2011 Olympic Wrestling 50p (1,129,500) feels abundant.
The design by Christopher Le Brun shows the Great Pagoda at Kew entwined with a climbing leafy vine, with the dates 1759-2009 below. It's an instantly recognisable design and one of the most sought-after modern 50p coins.
For the broader context of 50p values, see our 50p coin values UK guide.
Current market values
Prices have softened from the 2014-2015 peak when Kew Gardens fever sent circulated examples above £300. Current market levels:
- Circulated (F-VF), £140-£180
- Extremely Fine, £180-£220
- Uncirculated, £200-£300
- Brilliant Uncirculated (2009 original), £250-£400
- PCGS/NGC MS65+, £350-£600
- 2019 BU re-issue, £12-£20
- 2019 silver proof, £80-£150
Live auction prices pulled from Spink, Baldwin's and eBay sold data feed into our coin catalogue, check there for the latest realised prices.
2009 original vs 2019 re-issue
In 2019 the Royal Mint issued a set of five BU 50p coins celebrating 50 years of the 50p. The set included a BU re-strike of the Kew Gardens design, dated 2019. This is NOT the same coin as the 2009 original.
Key differences:
- Date, 2009 original says "1759-2009"; 2019 re-issue says "1759-2019" (some issues) or is dated 2019 on the obverse
- Finish, 2019 re-issue is BU with sharper lustre and no wear
- Packaging, 2019 came in the five-coin set case; 2009 came in change
Sellers sometimes deliberately muddle the two. Always confirm the date before paying £200+ for what might be a £15 coin.
How to spot a fake
Kew Gardens is the most-counterfeited modern British coin. Fakes range from laughably bad to genuinely convincing. Checks in order of reliability:
Weight and diameter
Genuine specifications: 8.00 g weight, 27.3 mm diameter, 1.78 mm thick. Use a jeweller's scale accurate to 0.01 g. Anything outside ±0.1 g of the target weight is suspicious.
The pagoda detail
The Great Pagoda on a genuine coin shows crisp ridging on each tier, clear window detail and sharp leaf veins on the climbing vine. Fakes typically have soft, mushy pagoda tiers and leaves that blur into a single mass.
The rim
Genuine Kew Gardens has perfectly even reeding on the rim. Fakes often have uneven spacing, weak reeding, or a seam visible where halves of a cast mould met.
The design anomaly
On genuine coins, the vine wraps the pagoda naturally with the topmost leaf pointing toward "GARDENS" on the legend. Many fakes get the leaf direction wrong.
Third-party grading
For anything you're paying £150+ for, slabbed by PCGS or NGC is the safest path. Both services authenticate and grade.
Specification table
| Attribute | Specification |
|---|---|
| Denomination | 50p |
| Mintage (2009) | 210,000 |
| Weight | 8.00 g |
| Diameter | 27.3 mm |
| Thickness | 1.78 mm |
| Composition | Cupro-nickel (75% Cu, 25% Ni) |
| Edge | Plain (50p is seven-sided) |
| Designer | Christopher Le Brun |
| Issue year | 2009 |
Where to buy and sell
Buying:
- eBay (use "sold listings" filter and buy from sellers with 100+ feedback and returns accepted)
- Spink and Baldwin's auctions for slabbed examples
- Specialist dealers, often 20% above auction but with guaranteed authenticity
Selling:
- eBay auction with reserve for circulated examples
- Consignment to Spink, Baldwin's or Noonans for slabbed or BU pieces
- Royal Mint buyback programme for 2019 BU re-issues (sometimes)
If you're listing on eBay, follow the how to read eBay sold listings guide to price correctly. Log your Kew Gardens on your MyCoinage collection to track value over time and compare against leaderboard collections that include it.
Common questions
Is the Kew Gardens 50p still rare?
Yes, the 2009 original remains the UK's lowest-mintage modern 50p. Values dipped in 2019-2021 as the market absorbed re-issues but have stabilised at £140-£220 for circulated pieces.
How do I know my Kew Gardens 50p is real?
Weigh it (8.00 g exact), check the pagoda detail is crisp, and confirm the date reads 1759-2009 or just 2009. For expensive examples, submit to PCGS or NGC for certification.
Why is the Kew Gardens 50p so valuable?
Two reasons: the tiny 210,000 mintage and the iconic design. It was also the subject of a viral 2014 news cycle that drove collector demand.
What's the difference between 2009 and 2019 Kew Gardens?
The 2009 is a circulating coin with 210,000 mintage worth £140-£220. The 2019 is a BU re-issue in the 50 Years set, minted in far higher numbers and worth £12-£20.
FAQ
Q: What is the rarest 50p coin?
A: The 2009 Kew Gardens with 210,000 mintage. See rare UK coins for the full rarity ranking.
Q: How much is a Kew Gardens 50p worth today?
A: £140-£220 circulated, £200-£400 uncirculated, £350+ for PCGS/NGC graded examples.
Q: Are all 2009 50p coins valuable?
A: No. Only the Kew Gardens 2009 design is rare. Standard Britannia 2009 50p coins are worth face value.
Q: Can I still find Kew Gardens 50p in change?
A: Extremely rare now, most have been pulled from circulation. Reports suggest roughly 1 in 50,000 change encounters.
Q: Where can I see live 50p prices?
A: Browse the 50p series on MyCoinage for live auction prices pulled from Spink, Baldwin's, Noonans and eBay.
Further reading and community
- The Royal Mint — issuer of the original 2009 Kew Gardens 50p. Their archive page documents the design and mintage figure.
- Coin Hunter — excellent UK community resource for tracking circulating 50p mintages and spotting key dates.
- Predecimal.com forum — go-to place for 'is this real?' photo authentication of suspected Kew Gardens 50ps.
- Coin Hunter coin-dealers directory — find a BNTA-member dealer near you for in-person sale.
- Hattons of London — modern commemorative specialists with stock of slabbed Kew Gardens examples.
- r/CoinCollecting on Reddit — busy community where Kew Gardens finds get posted regularly.