Seiko Cal. 0731 - 503

This Quartz model from 1975 features a 40mm Titanium case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-cdd524ab31a9]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1975

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