Seiko Cal. 0778 - 566

This Hand-Winding model from 1967 features a 40mm Stainless Steel case. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-664e432b2d50]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1967

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