Tank Cintrée Skeleton watch, manual-winding mechanical movement 9917 MC. Platinum case with cabochon sapphire adorned crown. Blue steel sword-shaped hands. Black alligator strap with gray gold folding clasp. Case dimensions: 46 x 23mm. Skeleton movement follows the shape of the case. Movement consists of 142 parts including 21 rubies. Glass mineral crystal, sapphire back. Case thickness: 9mm. Not water resistant. Features: Hours, minutes, 60-hour power reserve.