18kt yellow gold case. Brown alligator strap. Silvered opaline dial with guilloche inner square. Bezel set with diamonds. 18kt yellow gold screw-down crown cover decorated with a diamond. 18kt yellow gold adjustable deployment buckle. Case diameter 42mm. Automatic movement. Water resistant at 30 meters (100 feet). Cartier Pasha Diamond 18kt Yellow Gold Mens Watch WJ120351