Seiko Cal. 0731 - 697

The Seiko 0731-697 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-6f28fee55d5b]

Also known as: Goldfeather, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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