Seiko Cal. 4581 - 657

The Seiko 4581-657 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-66b058a7dd74]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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