Seiko Cal. 6638 - 969

The Seiko 6638-969 represents an important milestone in Seiko's 1982 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-84b93bf7423e]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1982

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