Seiko Cal. 0731 - 564

The Seiko 0731-564 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-c7efa7afef7a]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1970

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• Seiko 3831-568