Manufacturer Seiko Caliber Number 8L55, 8L55A Movement Type Automatic In-House? Yes Diameter (needs confirmed) Casing Diameter (needs confirmed) Height (needs...
Diashock
Manufacturer Seiko Caliber Number 8L35, 8L35A Movement Type Automatic In-House? Yes Diameter (needs confirmed) Casing Diameter (needs confirmed) Height (needs...
Manufacturer Seiko Caliber Number 6R35, 6R35A Movement Type Automatic Diameter 27.40mm (needs confirmed) Casing Diameter 27mm (needs confirmed) Height 5.25mm...
Manufacturer Seiko Caliber Number 2906, 2906A Movement Type Automatic Diameter 18mm (casing) Height 5.35mm Jewels 17 Vibrations Per Hour 28,800...
Diashock is the name of Seiko Watch Corporations’s proprietary anti-shock system (or shock absorber) for mechanical/automatic watch movements. It was...
Manufacturer Seiko Caliber Number 6R15 (A/B/C/D) Movement Type Automatic Diameter 27.40mm (outside), 27mm (casing) Height 5.25mm Jewels 23/24 Vibrations Per...
Manufacturer Seiko Caliber Number 6R27 Base Caliber 6R15 (6R family) Movement Type Automatic Jewels 29 Vibrations Per Hour 28,800 bph...
Brand Grand Seiko Caliber Number 9S85 / 9S85A Movement Type Automatic (Hi-Beat) Jewels 37 Power Reserve 55 hours Vibrations Per...
Brand Seiko Caliber Number 9S65 / 9S65A Movement Type Automatic Jewels 35 Power Reserve 72 hours Vibrations Per Hour 28,800...
Seiko in-house caliber 9S66 found in a Grand Seiko GMT Limited Edition. This caliber is essentially an upgrade from GS cal. 9S56 which offered a lower 48 hr power reserve.