Seiko Cal. 5638 - 955

The 5638-955 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-209fa9ebae7b]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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