Seiko Cal. 7178 - 392

This Solar model from 1976 features a 42mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-14cdc39036a2]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1976

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