Seiko Cal. 5639 - 660

This Quartz model from 1994 features a 43mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-27a1d570cb26]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1994

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