Seiko Cal. 0731 - 758

This Automatic model from 1976 features a 38mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-2645dd93d680]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1976

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