18 kt rose gold case with a brown alligator leather strap. Fixed bezel. Openwork skeleton dial with blue hands and skeletonized index hour markers. Roman numerals mark the 3, 6, 9 and 12 o'clock positions. Dial Type: Analog. Manual wind movement with 72 hour power reserve. Scratch resistant sapphire crystal. Heptagonal crown set with sapphire cabuchon crown. Skeleton case back. Case diameter: 38.7 x 47.4 mm. Case thickness: 16.5 mm. Rectangle case shape. Deployment clasp with push button. Water resistant at 30 meters / 100 feet. Functions: hour, minute. Luxury watch style. Cartier Santos-Dumont Skeleton Dial 18 kt Rose Gold Mens Watch W2020057.