Seiko Cal. 6661 - 121

This Spring Drive model from 1973 features a 42mm PVD Black case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-8cc319092538]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1973

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