Seiko Cal. 4558 - 572

The 4558-572 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4558 caliber with 33j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-8c9ad8b25bf4]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1987

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