Seiko Cal. 6387 - 163

The Seiko 6387-163 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-b0cf3884dff1]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1979

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