Seiko Cal. 6638 - 660

This Automatic model from 1983 features a 45mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-78649b5a2dc8]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1983

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