Seiko Cal. 4420 - 871

This Hand-Winding model from 1985 features a 34mm Titanium case. With its 21mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-8bd6bdd85a16]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1985

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