Seiko Cal. 6690 - 651

The Seiko 6690-651 represents an important milestone in Seiko's 1987 lineup. With its 19mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-31f9c7808cb4]

Also known as: Bellmatic, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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