Seiko Cal. 7139 - 588

This Spring Drive model from 1987 features a 39mm Hardlex-Coated Steel case. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-7394abca3711]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1987

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