Manufacturer Seiko Caliber Number Y676 Based On 7S26 Movement Type Automatic, self-winding mechanical Diameter 27.4mm Height 4.8mm thick Jewels 21...
7S26
Manufacturer Seiko Caliber Number Y675 Based On 7S25 Movement Type Automatic, self-winding mechanical Diameter 27.4mm Height 4.8mm thick Jewels 21...
Manufacturer Seiko Caliber Number 7S26 Replaced By 4R36 Movement Type Automatic Diameter 27.4mm Casing Diameter 27mm Height 4.8mm thick Jewels...
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