Seiko Cal. 4558 - 154

The 4558-154 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4558 caliber with 26j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-9fb67fa6ed7c]

Also known as: Sumo, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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