Seiko Cal. 4557 - 621

This Spring Drive model from 1991 features a 37mm Gold-Plated case. With its 20mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-68de0a71ad6c]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1991

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