ELIZABETH D G REG F D 50 POUNDS around the effigy of Elizabeth II facing right wearing a crown. Below the neck the initials of the engraver
Description reverse
BRITANNIA 1/2 oz FINE GOLD 999.9 2019 around the effigy of Britannia, armed with trident and shield facing left. A lion right next to her. Above the hair of Britannia the initials of the engraver
Reference
United Kingdom. 50 Pounds (Gold) 2019, The Royal Mint. CoCo GB-2019-0003.