Seiko Cal. 5631 - 775

This Quartz model from 1974 features a 37mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-f28cafb47866]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1974

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