18kt rose gold case with a brown alligator leather lined with alzavel strap. Fixed 18kt rose gold bezel. White enamel dial with rose gold-tone leaf-style shape hands and Roman numeral hour markers. Dial Type: Analog. Pointer date. One subdial displaying: small second/moonphase. Blancpain Calibre 6639 Automatic movement, containing 35 Jewels, composed of 303 parts, bitting at 28800 vph, and has a power reserve of approximately 192 hours. Scratch resistant sapphire crystal. Skeleton transparent exhibition see through case back. Round case shape, case size: 42 mm, case thickness: 13.07 mm. Band width: 23 mm. Fold over with safety release clasp. Water resistant at 30 meters / 100 feet. Functions: month, date, day, hour, minute, second, moon phase. Additional Info: limited edition of 275 pieces. Villeret Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 6639 3631 55B, 6639.3631.55B, 6639363155B. Blancpain Villeret Automatic Complete Calendar Men's Watch 6639-3631-55B.