Round Case. Double Mystery. 18k White Gold. Hand polished. Rhodium plating. Water resistant up to 30 meters. Hand set with 272 brilliant-cut diamonds (5.70 carats). Diameter: 42 mm x Thickness: 10.1 mm. Sapphire crystal Hours, Minutes Winding shaft with 2 positions: 1.Winding. 2.Time setting MVD FM 2800-MY. Self-winding movement with bidirectional rotor system. Power reserve of 42 hours. 217 Components. 21 Jewels. Diameter: 26.20 mm. Thickness : 5.35 mm. Balance wheel frequency set at 28,800 alternations per hour Cotes de Geneve and brushing ”soleil papier” on the bridges and the rotor. Circular graining on the two sides of the main plate. Chamfering of the bridges. 24k Gold bath and rhodium plating of the components. 24k Gold finish on the written engravings. Circular brushing of the rotor ball bearing. Brushing ”soleil papier” on the barrel. Polishing at 45 deg