Seiko Cal. 7139 - 182

This Spring Drive model from 1966 features a 43mm Titanium case. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-6b4d80219c4c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1966

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