L'Heure du Diamant Round Medium, 35.75 mm diameter 18-carat white gold case and diamond-set 18-carat white gold pin buckle Prong-setting with 24 diamonds = 5.45 cts Crown: 1 diamond briolette = 0.06 cts Dial: Malachite Open sapphire case back Self-winding mechanical movement 40 hrs power reserve