18kt while gold case with a black croco-embossed leather strap. Fixed 18kt while gold bezel. Silver dial with white gold tone hands and Roman numerals hour markers. Dial Type: Analog. One subdial displaying: power reserved indicator. Blancpain Calibre 4053 Automatic movement, containing 28 Jewels, bitting at 21600 vph, and has a power reserve of approximately 100 hours. Scratch resistant sapphire crystal. Solid case back. Round case shape, case size: 40 mm, case thickness: 10.5 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute, power reserved indicator. Additional Info: 100 hour power reserve. Villeret Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 4040 1542 55B, 4040.1542.55B, 4040154255B. Blancpain Villeret Ultra Slim Men's Watch 4040-1542-55B.