Seiko Cal. 0775 - 231

This Spring Drive model from 1970 features a 44mm Hardlex-Coated Steel case. Powered by the 0775 caliber with 19j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-db0bbb480012]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1970

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