1987 Gold Britannia – £100 (1 oz) The 1987 Gold Britannia is the first year of issue in the Britannia bullion series produced by The Royal Mint. Struck in 22-carat gold (.9167), the coin contains 1 troy ounce of fine gold and has a total weight of 34.05 g. This debut edition is highly regarded by collectors for introducing the modern Britannia design. Obverse Features the third portrait of Queen Elizabeth II by Raphael Maklouf. Inscription: ELIZABETH II • DEI GRATIA REGINA • F D • 100 POUNDS Reverse Depicts Britannia standing with shield and trident, designed by Philip Nathan. Legend: ONE OUNCE FINE GOLD BRITANNIA 1987 Specifications • Country: United Kingdom • Denomination: £100 • Year: 1987 • Metal: Gold • Fineness: .9167 (22k) • Weight: 34.05 g • Gold content: 31.10 g (1 oz fine gold) • Diameter: 32.69 mm • Edge: Milled • Designer (obverse): Raphael Maklouf • Designer (reverse): Philip Nathan