Designed by Louis Cartier in 1917, the Tank watch is an icon of modern watchmaking. The sleek design of this wristwatch, combining geometry with accurate proportions, defines its bold identity. Immediately recognizable and always in tune with the times, the Tank has been reinterpreted for over a century in a host of variations that remain faithful to the spirit of the original design: Tank Cintrée, Tank Chinoise, Tank Américaine, Tank Française... Tank Cintrée watch, Manufacture mechanical movement with manual winding, caliber 1917 MC. 18K yellow gold (750/1000) case, 18K yellow gold (750/1000) beaded crown set with a sapphire cabochon, golden-finish opaline dial, gray Roman numeral hour-markers, blued-steel apple-shaped hands. Dark gray alligator leather strap with 18K yellow gold (750/1000) ardillon buckle. Case dimensions: 23 x 46.3 mm. Thickness: 6.95 mm. Hours, minutes. Movement with 19 jewels. Movement diameter: 15.95 x 16 mm, movement thickness: 2.9 mm.