Seiko Cal. 6660 - 476

This Kinetic model from 1978 features a 41mm Titanium case. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-1d41a52a6d3d]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1978

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