Seiko Cal. 4477 - 791

This Automatic model from 1969 features a 40mm Gold-Plated case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-21e99be04ab3]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1969

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