L'Heure du Diamant Round Small, 30.00 mm diameter 18k rose gold case and diamond-set 18k rose gold pin buckle Prong-setting with 38 diamonds = 5.38 cts Crown: 1 diamond briolette = 0.04 cts Dial: green laquered dial with guilloché center Open sapphire case back Self-winding mechanical movement Chopard in-house caliber, 42 hrs power reserve