Rotonde de Cartier watch
Rotonde de Cartier Minute Repeater Mysterious Double Tourbillon watch, 45 mm, Manufacture mechanical movement with manual winding, calibre 9507 MC. 18K rose gold case, beaded 18K rose gold crown set with a blue sapphire cabochon, 18K rose gold sword-shaped hands. Dark grey semi-matte alligator-skin strap (comes with an additional black semi-matte alligator-skin strap), interchangeable 18K rose gold folding buckle. Minute repeater complication, Mysterious Double Tourbillon. Individually numbered watch, limited to 20 timepieces. Movement consisting of 448 parts including 45 jewels. Total diameter of movement: 39.30 mm, movement thickness: 6.05mm, balance: 21,600 vibrations/hour, power reserve approx. 84 hours. Sapphire crystal and case back. Case thickness: 11.15 mm. Water-resistant to 3 bar (approx. 30 metres).