Seiko Cal. 4433 - 633

The Seiko 4433-633 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-f1ff585c8aa3]

Also known as: UFO, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1965

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