Seiko Cal. 7111 - 638

This Spring Drive model from 1981 features a 45mm Stainless Steel case. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-13f5fda0000b]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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