Seiko Cal. 6668 - 740

The Seiko 6668-740 represents an important milestone in Seiko's 1985 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-14b9f36bec19]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1985

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