Seiko Cal. 6623 - 172

This Quartz model from 1974 features a 42mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-a024de406972]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

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