18kt yellow gold case. 18kt yellow gold octagonal crown set with a faceted sapphire. Silver grained dial. Roman numeral hour markers. Sword-shaped black oxidized steel hands. Brown alligator strap with 18kt yellow gold adjustable deployant buckle. Mechanical movement with manual winding. Water resistant at 30 meters (100 feet). Cartier Santos Dumont 18kt Yellow Gold Mens Watch W2008751 