Seiko Cal. 0720 - 439

This Kinetic model from 1978 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-5adcde7f380b]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1978

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