Seiko Cal. 6630 - 329

The Seiko 6630-329 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-9e5b5270eb2e]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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