Seiko Cal. 6291 - 308

This Spring Drive model from 1974 features a 36mm Stainless Steel case. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-75da8f6efeba]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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