Seiko Cal. 5637 - 963

This Spring Drive model from 1986 features a 38mm PVD Black case. With its 20mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-8d4fd4fffb78]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1986

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