Seiko Cal. 4591 - 290

The 4591-290 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-241aeccd08ad]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1991

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