Seiko Cal. 7158 - 486

This Spring Drive model from 1981 features a 40mm Titanium case. It features a Black dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-8e0f1220a759]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1981

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