Seiko Cal. 3831 - 183

This Kinetic model from 1965 features a 35mm PVD Black case. Powered by the 3831 caliber with 33j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-81c6a2fc2547]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1965

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