Seiko Cal. 7143 - 824

This Automatic model from 1980 features a 45mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-03694d45808b]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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