Seiko Cal. 5636 - 438

The 5636-438 is a sought-after Kinetic piece from Seiko's golden era. With its 19mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-e6bb09df6780]

Also known as: Sumo, World Timer

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1997

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