Seiko Cal. 4573 - 172

This Spring Drive model from 1970 features a 37mm Stainless Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-21e662bf3f96]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1970

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