First in-house developed movement BM01

The movement presents a new and more precise version 2.0 of the "Earth-Moon system".

The movement presents a new and more precise version 2.0 of the "Earth-Moon system".

For the first time, a "Micro chain with rubybearing" mechanical system is used, which differs from the traditional form of the sesame chain, which is similar in size, in that the "Micro chain with rubybearing The difference is that the "Micro chain with rubybearing" is a micro chain driven by two skeletonized gears, which drive the 12-hour digital scrolls indicating the hours.