Seiko Cal. 0775 - 979

This Hand-Winding model from 1971 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-74d85f7a8d7f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1971

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