Seiko Cal. 4584 - 657

The Seiko 4584-657 represents an important milestone in Seiko's 1985 lineup. Powered by the 4584 caliber with 24j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-d22f525b5c78]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1985

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