Seiko Cal. 6663 - 810

The Seiko 6663-810 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-dc05b7da9fc5]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1972

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