Seiko Cal. 6691 - 221

This Solar model from 1966 features a 42mm Two-Tone case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-ba2ac2b1e258]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1966

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