Description obverse

ELIZABETH D G REG F D 100 POUNDS around the effigy of Elizabeth II facing right wearing a crown. Below the neck the initials of the engraver

Description reverse

BRITANNIA 1 oz FINE GOLD 999.9 2017 around a map of Great Britain, that is forming the body of Britannia. In the north the head of Britannia, in the east and west shield and trident. On the edge of the left field trident and initials of the engraver