Seiko Cal. 4581 - 575

The Seiko 4581-575 represents an important milestone in Seiko's 1991 lineup. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-6b978703498c]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1991

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