V657 20 Pulsar Quartz Chronograph Watch Movement is a 3 hand movement (hour/minute/sweep seconds) with 3 indicators and a date window at the 3:00 position. The indicator at the 6 o'clock position records up to 60 minutes, the indicator at the 9 o'clock position records up to 60 seconds, and the indicator at the 12 o'clock position records up to 1/10th seconds. This gents movement is a 12 3/4 ligne movement, dimensions are 26.00 mm x 29.50 mm with a thickness of 3.70 mm. Hand dimensions are 110/65/20/21 (h/m/s/indicators). 0 jewel movement, uses 371 battery. Stem is supplied with the movement, part number for this stem is 351-892.