Seiko Cal. 6634 - 472

The Seiko 6634-472 represents an important milestone in Seiko's 1985 lineup. With its 18mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-b7d28af495e0]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1985

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