Seiko Cal. 6689 - 297

The Seiko 6689-297 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-12490ad78e6c]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

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