Seiko Cal. 4446 - 643

The Seiko 4446-643 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-e04dfc991c26]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1991

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