Seiko Cal. 5643 - 283

The Seiko 5643-283 represents an important milestone in Seiko's 1974 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-51d4e9332725]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1974

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