The ETA 210.001 H1 (ESA 210.001 H1) Swiss quartz watch movement is a ladies’ 9 ligne, ultra-thin movement with a diameter of 20.40 mm and a thickness of just 0.98 mm. It features gold-colored plates, contains eight jewels, and operates on a 346 battery. The hand sizes are 100/50 (hour/minute). This movement is configured with height H1, identified by an hour wheel height of 0.71 mm, which should be matched by measuring the hour wheel height of the movement being replaced.
