Seiko Cal. 5638 - 190

The 5638-190 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-9f2fcc824edf]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1980

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