Tank Louis Cartier watch, large model, Manufacture mechanical movement with manual winding, caliber 1917 MC. Case in rose gold750/1000, beaded crown set with a sapphire cabochon, silvered beaded dial, blued-steel sword-shaped hands, mineral crystal, strap in semi-matt brown alligator skin, ardillon buckle in rose gold 750/1000. Case dimensions: 33.7 mm x 25.5mm, 6.6 mm thick. Water-resistant to 3 bar (30 meters).