Seiko Cal. 5651 - 643

This Hand-Winding model from 1966 features a 45mm Two-Tone case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8891ca0a2952]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

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