Seiko Cal. 4581 - 701

The Seiko 4581-701 represents an important milestone in Seiko's 1974 lineup. Powered by the 4581 caliber with 25j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-c4103536b303]

Also known as: Samurai, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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