5/10

Photo: Numista

Britannia 50p 1999 Proof

Elizabeth II 4th portrait; Britannia

1999United KingdomProof

Part of 50p coins

Worth about £3.03 as a proof. 80,144 were minted, the 34th lowest of any proof 50p.

Denomination

50p

Estimated Value

£3.03

Numista catalogue · May 2026How we value coins

Condition

Proof

Mintage

80,144

Physical Properties

Composition:Copper-nickel

Weight:8g

Shape:Equilateral curve heptagon (7-sided)

Diameter:27.3mm

Thickness:1.78mm

Currency:Pound sterling (decimalized, 1971-date)

Mint:Royal Mint

Features & Details

Equilateral curve heptagon (7-sided)Copper-nickel

Value source:Numista catalogue

Value date:20 May 2026

Is the Britannia 1999 50p rare?

34th/ 53

← RarerMore common →

Its proof mintage of 80,144 is the 34th lowest of 53 proof 50p coins in the catalogue.

Versions of the 1999 Britannia 50p

Photo: Numista
Circulation
£0.52
Mintage 24,905,000
Britannia 50p 1999
Photo: Numista
BU
£3.03
Mintage 179,818
Britannia 50p 1999 BU
Photo: Numista
Proof
£3.03
Mintage 80,144
Britannia 50p 1999 Proof (this page)

Britannia 50p by year

← Britannia 1998 50p Britannia 2000 50p →

Add to your digital collection

Track your coin collection, monitor values, and discover rare finds.

Start Your Collection 50p coins: 329 coins Flagged for counterfeit risk: 355 coins

Help