Tank Louis Cartier watch, mini model, quartz movement. 18K yellow gold (750/1000) case, beaded crown set with a sapphire, grained silvered dial, blued-steel sword-shaped hands, mineral crystal, shiny black alligator leather strap, 18K yellow gold (750/1000) ardillon buckle. Case dimensions: 24 mm x 16.5 mm, thickness: 6.2 mm. Water-resistant up to 3 bar (approx. 30 meters/100 feet).