Seiko Cal. 4587 - 931

This Quartz model from 1984 features a 44mm Titanium case. Powered by the 4587 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-91a072a736dc]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1984

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