Seiko Cal. 3865 - 183

This Spring Drive model from 1966 features a 35mm PVD Black case. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-23954cb1b7be]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1966

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