Seiko Cal. 6647 - 694

The Seiko 6647-694 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-d749ee1ade11]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1981

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