The G10.212 is an automatic mechanical movement developed exclusively for sports watches and functional timepieces by ETA SA, a renowned Swiss movement manufacturer. As a classic model in the ETA G10 series, it is widely used in sports watch models (such as diving watches and chronograph derivatives) of multiple professional watch brands, thanks to its high stability, long power reserve, and ability to adapt to complex functions. Below is a detailed explanation of its core information:
I. Core Parameters
Size Specifications: The movement has a diameter of approximately 25.6 mm (11½ lignes) and a thickness of 4.4 mm. Classified as a small-to-medium-sized automatic movement, it is suitable for watches with a case diameter of 38-42 mm, balancing wearing comfort and the utilization of internal case space.
Basic Configuration: Equipped with 25 jewel bearings, it effectively reduces friction in gear transmission and enhances the movement’s durability. It operates at a vibration frequency of 28,800 vibrations per hour (4 Hz), which enables precise capture of time changes
Calendar Disk Direction
4:30 Position Date with Black Calendar Disk, 4 O'clock Position Date with Black Calendar Disk, 6 O'clock Position Date with Black Calendar Disk, 6 O'clock Position Date with White Calendar Disk, 4:30 Position Date with White Calendar Disk, 4 O'clock Position Date with White Calendar Disk
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