The coin is round in shape with a raised rim on the obverse and the reverse. The coin’s edge is milled.
The Obverse: relief image of a portrait of Her Majesty of Queen Elizabeth II. Around inscriptions - ELIZABETH II GIBRALTAR, year of issue - 2004.
The Reverse: in the center the relief image of Great siege cannon. Inscription - THE GREAT SIEGE 1779-1783. The value - ONE POUND.