Seiko Cal. 6668 - 414

This Spring Drive model from 1976 features a 35mm Two-Tone case. With its 22mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-7bf33f4cabae]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1976

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