Seiko Cal. 6637 - 123

This Kinetic model from 1985 features a 41mm Titanium case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-3532cb06b56e]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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