Gents Cartier Tank Américaine in 18k yellow gold Ref# 1720. On 18k yellow gold bracelet with hidden double deployment clasp. Smooth arched bezel with sapphire crystal. Case dimensions are 22mm x 41mm with lugs. Quartz movement. Ivory dial with painted black Roman numerals, blue steel hour and minute hands. Sapphire topped crown. Box and papers. Excellent condition.