Cartier Ballon Bleu Steel Rose Gold Diamond Ladies Watch W3BB0004. Automatic self-winding movement. Round stainless steel and 18k rose gold case 36 mm in diameter. Fluted crown set with a blue spinel cabochon. 18k rose gold bezel set with original Cartier factory diamonds. Scratch resistant sapphire crystal. Silvered guilloche dial with original Cartier factory diamond hour markers. Blued steel sword-shaped hands. Stainless steel and 18k rose gold bracelet with hidden butterfly clasp. Fits 7" wrist.