In Addition it contains a date purpose, which can be useful at 3 o'clock. Its sapphire display can't be scratched, maintaining the watch Secure from day by day wear and tear. The Ballon Bleu with a tourbillon bears the reference amount W6920105 and is also the collection's watchmaking masterpiece. Cartier https://www.watchesworld.com/our-watch-picks-for-a-stylish-spring/