Seiko Cal. 7147 - 234

This Spring Drive model from 1982 features a 38mm Stainless Steel case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-a89a30efa089]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1982

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