Seiko Cal. 5643 - 534

This Quartz model from 1967 features a 39mm Stainless Steel case. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-dd5f9b0d2e5a]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1967

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