Cartier Ballon Bleu Watch W6920105

39mm 18K white gold case, 11.4mm thick, sapphire back, fluted crown in 18K white gold crown set with a blue sapphire cabochon, 18K white gold bezel, sapphire crystal, blue dial, caliber 9452 manual-winding movement with sword-shaped hands in steel, approximately 50 hours of power reserve, dark blue alligator skin strap, double adjustable folding buckle. Water resistant to 3 bar.