Seiko Cal. 3893 - 521

This Kinetic model from 1971 features a 40mm Stainless Steel case. With its 22mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-147008cd8577]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1971

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