Seiko Cal. 4439 - 239

This Spring Drive model from 1975 features a 43mm Hardlex-Coated Steel case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-7504576c335a]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1975

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