Seiko Cal. 6231 - 135

This Quartz model from 1979 features a 37mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-63857ef8dd69]

Also known as: Rally, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1979

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