Sponsored by:
Sir Isaak Newton
United Kingdom
50 Pence
2017
Gold
Au .9167
28.40
15.97 g
Round
Proof
The Royal Mint
634
Clark, Jody (Obv), West, Aaron (Rev)
ELIZABETH II DEI GRA REG FID DEF 2017 around the effigy of Elizabeth II facing right wearing a crown. Below the neck the initials of the engraver
SIR ISAAC NEWTON above an astronomical drawing