Seiko Cal. 4442 - 989

This Spring Drive model from 1986 features a 46mm Titanium case. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-8d66593cf91b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1986

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