Seiko Cal. 7155 - 171

This Quartz model from 1973 features a 42mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-237ca092eaa7]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1973

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