18 carat red gold case with a alligator brown leather strap. Stamped flinque opaline dial with gold-tone hands and Roman numeral hour markers. Dial Type: Analog. Automatic movement. Scratch resistant sapphire crystal. Pull / push crown. Skeleton transparent exhibition see through case back. Case diameter: 40.30 mm. Case thickness: 12.10 mm. Round case shape. Folding clasp. Water resistant at 30 meters / 100 feet. Functions: GMT, second time zone, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Blancpain Villeret Reveil GMT Stamped Flinque Opaline Dial Mens Watch 6640-3642-55B.