Seiko Cal. 4591 - 587

The Seiko 4591-587 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-652ceeff1001]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1992

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