Seiko Cal. 6670 - 992

The Seiko 6670-992 represents an important milestone in Seiko's 1973 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-2973bddb7bc4]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1973

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