Seiko Cal. 3876 - 636

This Automatic model from 1967 features a 46mm Hardlex-Coated Steel case. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-c5a0dd37af85]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1967

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