18kt white gold case with a alligator leather lined with alzavel strap. Fixed 18kt white gold bezel. Black dial with silver-tone hands and Roman numeral hour markers. Dial Type: Analog. Blancpain Calibre 152B Hand Wind movement, containing 21 Jewels, composed of 170 parts, bitting at 21600 vph, and has a power reserve of approximately 40 hours. Scratch resistant sapphire crystal. Solid case back. Round case shape, case size: 43 mm, case thickness: 9.5 mm. Band width: 23 mm. Water resistant at 30 meters / 100 feet. Functions: hour, minute. Villeret Series. Luxury watch style. Watch label: Swiss Made. Blancpain Villeret Men's Watch 6616-1530-55B.