Seiko Cal. 5637 - 522

The 5637-522 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-5c93459c3afa]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1971

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