Seiko Cal. 6397 - 440

The Seiko 6397-440 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ce6920cf9e75]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1977

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