Seiko Cal. 4587 - 804

The Seiko 4587-804 represents an important milestone in Seiko's 1985 lineup. Powered by the 4587 caliber with 27j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-a36f11754f72]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1985

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