Seiko Cal. 6381 - 438

This Quartz model from 1967 features a 39mm Titanium case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7d659dd16ca7]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1967

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