Seiko Cal. 6688 - 674

This Solar model from 1971 features a 36mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-e238afd58bc8]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1971

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