Seiko Cal. 4591 - 610

This Spring Drive model from 1988 features a 43mm Gold-Plated case. With its 20mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-bc0d035e19ff]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1988

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