Seiko Cal. 7133 - 379

This Spring Drive model from 1982 features a 40mm Hardlex-Coated Steel case. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-d7679f366846]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1982

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