Seiko Cal. 4591 - 550

This Spring Drive model from 1998 features a 44mm PVD Black case. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-5ae59d385d97]

Also known as: Rally, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1998

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