Seiko Cal. 6660 - 381

This Kinetic model from 1977 features a 46mm Hardlex-Coated Steel case. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-36d3fadf4cc9]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

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