AL55 Hattori, Pulsar Quartz Watch Movement is a 3 hand movement (hour/minute/seconds). This movement is a 6 3/4 x 8 ligne movement, dimensions are 15.30mm x 17.80mm with a thickness of 2.99mm, overall movement height is 4.69mm. Hand dimensions are 120/70/17 (h/m/s). 0 jewel movement, uses 377 battery. Stem is part number 354-788 (tap 0.90mm/ tap 10).