Seiko Cal. 4588 - 521

The Seiko 4588-521 represents an important milestone in Seiko's 1996 lineup. Powered by the 4588 caliber with 28j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-de26e70097c7]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1996

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