Santos Skeleton watch, large size, mechanical manual winding movement 9619 MC. 750/1000 rose gold case, 7-sided rose gold crown with faceted sapphire, golden sword-shaped hands, sapphire glass and case back. Includes two interchangeable straps (alligator and calf) with QuickSwitch system, interchangeable rose gold buckle. Skeletonized Roman numeral bridges for hour and minute hands. Movement individually numbered, consisting of 138 parts including 20 rubies. Movement dimensions: 28 mm x 28 mm, movement thickness: 3.97 mm, balance frequency: 28,800 vibrations/hour, power reserve of approximately 72 hours. Case width: 39.7 mm, thickness: 9.08 mm. Water resistant up to 10 bars (~100 meters). Features: