Seiko Cal. 3866 - 242

This Spring Drive model from 1968 features a 41mm Two-Tone case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7bb20b106bf5]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1968

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