Tank Louis Cartier watch, large model, Manufacture mechanical movement with manual winding. 18K yellow gold (750/1000) case, beaded crown set with a sapphire cabochon. Green lacquer-effect dial, gold-finish steel sword-shaped hands, mineral crystal. Semi-matte green alligator-skin strap, 18K yellow gold (750/1000) ardillon buckle. Case dimensions: 33.7 mm x 25.5 mm. Thickness: 6.6 mm. Water-resistant up to 3 bar (approx. 30 meters/100 feet).