Seiko Cal. 7188 - 136

This Quartz model from 1978 features a 38mm PVD Black case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d9f2b843caf3]

Also known as: Sumo, Panda

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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