Seiko Cal. 7031 - 779

This Spring Drive model from 1982 features a 37mm Gold-Plated case. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-06fb83822f2e]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1982

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