1E20 20 Seiko Watch Movement
1E20 20 Seiko Quartz Watch Movement is a 2 hand movement (hour/minute). This ladies movement is a 4 1/4 ligne movement, dimensions are 9.00 mm x 9.40 mm with a thickness of 2.60 mm, overall movement height is 3.35 mm. Hand dimensions are 90/45(h/m). 5 jewel movement, uses 335 battery. Stem is supplied with the movement. Stem is a part number 354-930, this stem is a tap 0.60 mm (tap 13).
Hattori Y520, Pulsar Y520, Lorus Y520, Seiko 1E50