Seiko Cal. 4581 - 864

The Seiko 4581-864 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3301359db3df]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1981

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