Seiko Cal. 6633 - 956

This Hand-Winding model from 1976 features a 45mm PVD Black case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-35d4ace81693]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1976

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