Seiko Cal. 6639 - 467

The Seiko 6639-467 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-91ef8ca465d7]

Also known as: Shogun, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1965

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