Seiko Cal. 7158 - 735

This Spring Drive model from 1980 features a 40mm Hardlex-Coated Steel case. It features a Cream dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-854d93d7bf77]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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