Seiko Cal. 7178 - 148

This Hand-Winding model from 1978 features a 45mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-9307ab79761d]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1978

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