Seiko Cal. 4420 - 181

This Quartz model from 1968 features a 35mm Titanium case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-20ec3a72218f]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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