Seiko Cal. 6633 - 712

The Seiko 6633-712 represents an important milestone in Seiko's 1966 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0bbd91bf616e]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1966

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