Seiko Cal. 6668 - 487

This Quartz model from 1976 features a 43mm PVD Black case. With its 18mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-764ce35f4b78]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1976

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