Seiko Cal. 5643 - 944

The Seiko 5643-944 represents an important milestone in Seiko's 1987 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-94df35dd4b56]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1987

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