1F20 Seiko Watch Movement

The Seiko 1F20 quartz watch movement is a ladies two hand caliber with hour and minute measuring 4½ × 5½ lignes or 10.00 × 12.50 mm with a thickness of 1.80 mm and total height of 2.94 mm. This 0 jewel movement uses hand sizes 90/45 operates on a 337 battery and includes stem part number 351 807 with a 0.60 mm tap 13 thread.