Designer: obverse: Arnold Machin; reverse: Stuart Devlin
Reference: KM# 1
Diameter: 17 mm
Reverse In the central part, a stylized depiction of a Grand Cayman blue iguana sitting on tree branches. To its right, the numeral: 1.
Obverse In the central part, the right-facing profile of Queen Elizabeth II of the United Kingdom. Below it, the year of minting: 1977. To the left along the rim, the English text: 'KAYMAN ISLANDS', to the right - 'ELIZABETH II'.