Seiko Cal. 5278 - 239

This Hand-Winding model from 1971 features a 38mm PVD Black case. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-74629f970da2]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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