Seiko Cal. 7178 - 336

This Spring Drive model from 1970 features a 34mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-69099da32f22]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1970

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