Seiko Cal. 3864 - 989

This Solar model from 1975 features a 39mm Titanium case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-77ef0314fc1c]

Also known as: Sumo, Pogue

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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