Cartier Rotonde de Cartier Astrocalendaire Watch - 45 mm Platinum Case - Silver Dial - Black Alligator Strap - W1556242 Patterned polished black ceramic dial with

polished black ceramic dial with orange Arabic numerals

unidirectional ratcheted bezel

lacquered silvered dial with exterior flinque decoration and black Roman numerals

seven-sided crown set with a faceted sapphire

Pink mother-of-pearl dial with a wavy pattern that flows between the iconic claws

Cartier Rotonde de Cartier Astrocalendaire Watch - 45 mm Platinum Case - Silver Dial - Black Alligator Strap - W1556242 Patterned polished black ceramic dial with45mm platinum case, 15. 1mm thick, sapphire back, beaded platinum crown set with a blue sapphire cabochon, sapphire crystal, silver dial with silvered grid with black transferred Roman numerals, sword shaped blued steel hands, 9459 MC self winding movement with circular display perpetual calendar and tourbillon complications, approximately 50 hours of power reserve, black alligator strap, 18K white gold double adjustable folding buckle. Water