Seiko Cal. 6668 - 517

The Seiko 6668-517 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-acc1420da735]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1981

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