Seiko Cal. 6690 - 907

The Seiko 6690-907 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-07b25635c093]

Also known as: Rally, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1976

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