Seiko Cal. 5664 - 228

The Seiko 5664-228 represents an important milestone in Seiko's 1965 lineup. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-abb908c8458a]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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