Seiko Cal. 5639 - 994

This Solar model from 1978 features a 35mm PVD Black case. With its 21mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-53538cb7aa3b]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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