18kt white gold case with a black alligator leather strap. Fixed 18kt white gold bezel. Silver dial with white gold hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Manual wind movement with a 40 hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case diameter: 40 mm. Case thickness: 6.7 mm. Round case shape. Band width: 20.3 mm. Band length: 8 inches. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute. Luxury watch style. Watch label: Swiss Made. Vacheron Constantin Patrimony Grand Taille White Gold Black Alligator Men's Watch 81180000G-9117.