Seiko Cal. 6633 - 112

The Seiko 6633-112 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-cc7fc0bdad90]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1979

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