Seiko Cal. 5238 - 879

The Seiko 5238-879 represents an important milestone in Seiko's 1981 lineup. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-b4e493d3a855]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

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