The case is egg-shaped in 18K rose gold with fine fluting on the case band – a Breguet hallmark. Bezel, dial flange and ball attachment set with 139 diamonds totaling 1.32 ct. Dial has exquisite natural Mother-of-Pearl Crown set with a briolette diamond. Sapphire crystal caseback.Dimensions: 33 × 24.95 mm. Movement self-winding – Cal. 586 TH. 38 hours of power reserve. In-line Swiss lever escapement and flat balance-spring. Black satin strap.