Seiko Cal. 6645 - 870

This Kinetic model from 1970 features a 37mm Stainless Steel case. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-129fa79b620a]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1970

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