Seiko Cal. 6388 - 436

This Hand-Winding model from 1968 features a 35mm Titanium case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-53cbfc239fc2]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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