Seiko Cal. 4587 - 112

This Automatic model from 1971 features a 43mm Titanium case. Powered by the 4587 caliber with 31j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-60a2a5392d71]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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