Seiko Cal. 6391 - 426

The Seiko 6391-426 represents an important milestone in Seiko's 1989 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7f2e74da2a9b]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1989

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