Seiko Cal. 5638 - 933

The 5638-933 is a sought-after Kinetic piece from Seiko's golden era. With its 19mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-5ba4ed46f3d8]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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