Seiko Cal. 6638 - 123

This Kinetic model from 1968 features a 34mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-648ddf0b1df8]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1968

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