Seiko Cal. 6391 - 783

The Seiko 6391-783 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-8b6213feb89b]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1981

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