This movement is a gents 10 1/2 ligne movement with a diameter of 23.90 mm, with a thickness of 5.00 mm. 3 hands in the center are the hour, minutes, sweep seconds. Indicators include: 1/10 second @ 2, small second @ 6, 30 minute counter @ 10. Plates are a gold colour, 22 jewel movement, uses 394 battery. Hand dimensions are 150/90/30/20 (hour/minute/seconds/indicators). The best way to determine this movement height is to measure the height of the hour wheel on the movement you are replacing.
Replaces 251.471
ETA Quartz Movement
