Seiko Cal. 0770 - 942

This Hand-Winding model from 1979 features a 38mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-0b31bdd535b7]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1979

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