Seiko Cal. 6643 - 128

The Seiko 6643-128 represents an important milestone in Seiko's 1996 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-6bff5bb59896]

Also known as: Bullhead, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1996

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