Seiko Cal. 4543 - 418

This Hand-Winding model from 1971 features a 37mm Stainless Steel case. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-9b7d1c2e9093]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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