Seiko Cal. 6331 - 767

The Seiko 6331-767 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-5959fa70ab65]

Also known as: Sea Horse, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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