Seiko Cal. 5661 - 137

This Kinetic model from 1972 features a 46mm PVD Black case. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-f66443093b8d]

Also known as: Helmet, Rally

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1972

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