Seiko Cal. 3831 - 410

This Kinetic model from 1971 features a 35mm Titanium case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-744469bd7e1e]

Also known as: Turtle, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1971

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