Seiko Cal. 4581 - 434

The Seiko 4581-434 represents an important milestone in Seiko's 1966 lineup. Powered by the 4581 caliber with 18j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-1d1bace8feab]

Also known as: Samurai, Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1966

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