The No.2 series movement uses a Swiss quartz movement, Water-resistant to 10 ATM, and the glass uses curved sapphire crystal, which becomes more refined and delicate, not only enhancing the visual three-dimensional depth of field, but also more solid and durable in structure than before. It is a very powerful and beautiful watch. The combination of the silver dial and different straps, understated and unique personality, is definitely what you imagined.