Seiko Cal. 6669 - 766

This Spring Drive model from 1975 features a 42mm Two-Tone case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-5ec77629064c]

Also known as: Panda, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1975

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