Seiko Cal. 4564 - 912

This Spring Drive model from 1966 features a 35mm Hardlex-Coated Steel case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-273d24f86e8a]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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