Seiko Cal. 3870 - 991

This Kinetic model from 1981 features a 39mm Titanium case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-acc08986cba1]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1981

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