Seiko Cal. 3811 - 771

The Seiko 3811-771 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-b3570a4fa447]

Also known as: Turtle, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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