Seiko Cal. 3840 - 955

This Spring Drive model from 1971 features a 36mm PVD Black case. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-a2d9dd6c1983]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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