Cartier, Ballon Bleu Ladies' Watch, model: WSBB0044, automatic mechanical, stainless steel, diameter: 33mm, round spherical case, arched sapphire bubble crystal; The crown set with synthetic blue spinel is wrapped in a bridge at 3 o 'clock, featuring a silver-plated guillose-twist dial with Roman numeral hour markers and blue steel hands. There is a date window at 6 o 'clock