Seiko Cal. 4590 - 481

This Hand-Winding model from 1987 features a 38mm Stainless Steel case. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-001486077e6a]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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