Rotonde de Cartier watch
Rotonde de Cartier Skeleton watch, 42 mm, Manufacture mechanical movement with automatic winding, calibre 9621 MC. Titanium case, beaded crown set with a ruby cabochon, rhodium-finish steel sword-shaped hands. Red alligator-skin strap, steel double adjustable folding buckle. Red lacquer skeletonised bridges forming Roman numerals. Individually numbered movement consisting of 165 parts including 28 jewels. Movement diameter: 31 mm, movement thickness: 5.6 mm, balance: 28,800 vibrations/hour, power reserve approx. 48 hours. Sapphire crystal and case back. Case thickness: 11.8 mm. Water-resistant to 3 bar (approx. 30 metres).