Additionally, It contains a day functionality, and that is useful at 3 o'clock. Its sapphire monitor cannot be scratched, keeping the watch safe from every day have on and tear. The Ballon Bleu that has 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/