Santos Squelette watch, large model, manual winding mechanical movement 9611 MC. Steel case with faceted sapphire-set crown and blue steel sword-shaped hands. Steel bracelet with SmartLink sizing system. Includes additional calf leather strap with interchangeable steel folding clasp. Skeletonized Roman numeral bridges. Movement composed of 138 pieces including 20 rubies. Case dimensions: 39.8mm width, 9.08mm thickness. Water resistant up to 10 bars (~100 meters).