Seiko Cal. 4587 - 891

This Spring Drive model from 1988 features a 34mm PVD Black case. Powered by the 4587 caliber with 36j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-403c7fa149eb]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1988

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