Seiko Cal. 4472 - 879

This Spring Drive model from 1980 features a 40mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-bdf8103b17b4]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1980

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