1980 UK Gold Proof Sovereign Set

1980 UK Gold Proof Sovereign Set. ?5 - Weight: 39.94g. Diameter: 36.02mm. ?2 - Weight: 15.98g. Diameter: 28.40mm. Sovereign - Weight: 7.99g. Diameter: 22.12mm. Half-Sovereign - Weighit: 3.99g. Diameter: 19.30mm. Fineness: 22 carat / 0.916g.