Seiko Cal. 5668 - 331

This Quartz model from 1977 features a 37mm Stainless Steel case. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-d16b4c793b05]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1977

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