Seiko Cal. 3897 - 556

This Kinetic model from 1973 features a 38mm Hardlex-Coated Steel case. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-9460fb1feb50]

Also known as: Helmet, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1973

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