Seiko Cal. 3811 - 955

The 3811-955 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-867d34b13fa1]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1966

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