Seiko Cal. 4534 - 612

Seiko 4534-612

This Spring Drive model from 1979 features a 40mm Stainless Steel case. Powered by the 4534 caliber with 22j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-e0e8e9f30cbb]

Also known as: Helmet, Flighty

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1979

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