Seiko Cal. 3865 - 321

The Seiko 3865-321 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-fa933bd491f0]

Also known as: Samurai, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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