Seiko Cal. 6648 - 866

The Seiko 6648-866 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-fd34ab5d699d]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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