Seiko Cal. 5636 - 667

This Quartz model from 1981 features a 45mm PVD Black case. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-8371f1699e96]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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