Seiko Caliber 8J41Manufacturer Seiko Time Corp. Caliber Number 8J41 Type Quartz Jewels 5 / 7 Vibrations Per Hour 32,768Hz Accuracy +/- 10...Quartz 12
Seiko Caliber 8J42Manufacturer Seiko Time Corp. Caliber Number 8J42 Type Quartz Jewels 5 / 7 Vibrations Per Hour 32,768Hz Accuracy +/- 10...Quartz 20
network of watch sites network of watch sites network of watch sites
