Seiko Cal. 6697 - 234

This Spring Drive model from 1977 features a 45mm Stainless Steel case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c9aca80173c4]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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