Seiko Cal. 3811 - 355

This Solar model from 1968 features a 44mm Titanium case. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-3b6bc1717fc6]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1968

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