Seiko Cal. 3854 - 870

This Spring Drive model from 1966 features a 40mm PVD Black case. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-bef38d77842f]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1966

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