Seiko Cal. 6688 - 515

This Spring Drive model from 1979 features a 44mm Gold-Plated case. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-e3067fb1093e]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1979

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