Seiko Cal. 6692 - 666

This Quartz model from 1972 features a 43mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-4358fa9e170a]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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