Seiko Cal. 4581 - 617

The Seiko 4581-617 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-1c4a070983ea]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1976

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