Seiko Cal. 6635 - 238

This Kinetic model from 1973 features a 39mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-9103ad1b32c2]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1973

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