Seiko Cal. 3831 - 270

This Kinetic model from 1967 features a 36mm Hardlex-Coated Steel case. Powered by the 3831 caliber with 18j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-e2fa12f66100]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1967

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