Seiko Cal. 5677 - 928

This Automatic model from 1966 features a 44mm Titanium case. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-1fc4fb7b9b0b]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1966

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