Seiko Cal. 5639 - 395

The Seiko 5639-395 represents an important milestone in Seiko's 1978 lineup. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-8fd71c97708e]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1978

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