Seiko Cal. 5290 - 178

This Spring Drive model from 1969 features a 40mm Stainless Steel case. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-69514c568c2c]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1969

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