Seiko Cal. 7148 - 175

This Quartz model from 1981 features a 36mm PVD Black case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6f2040601ab5]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1981

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