18k 5n pink gold case with a black alligator mississippiensis leather strap. Fixed pink gold 18k 5n pink gold bezel. Black dial with rose gold-tone dauphine-style shape hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Perpetual calendar. Four sub-dials displaying: month, date, day, tourbillon. Vacheron Constantin Calibre 2755 QP Hand Wind movement, containing 40 Jewels, composed of 602 parts, bitting at 18000 vph, and has a power reserve of approximately 58 hours. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Round case shape, case size: 44 mm, case thickness: 13.54 mm. 18k pink gold deployant buckle clasp. Water resistant at 30 meters / 100 feet. Functions: tourbillon, perpetual calendar, leap year, month, date, day, hour, minute, small second, minute repeater, power reserve indicator. Traditionnelle Grandes Complications Series. Luxury watch style. Watch label: Swiss Made. Vacheron Constantin Traditionnelle Grandes Complications Perpetual Tourbillon Hand Wind Black Dial Mens Watch 80172/000R-B406.