Seiko Cal. 5231 - 367

This Automatic model from 1986 features a 37mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-55f32c1720ad]

Also known as: Samurai, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1986

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