Vacheron Constantin Harmony Dual Time 40mm White Gold Watch 7810S/000G-B050 18 carat white gold case with a leather strap. Fixed bezel. Silvered opaline dial with silver-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Automatic movement. Scratch resistant sapphire crystal. Case diameter: 40.00mm x 49.30mm. Case thickness: 11.43 mm. Deployment clasp. Water resistant to 30 meters / 100 feet. Functions: hour, minute, second, 2nd-time zone, day/night indication.