Seiko Cal. 3831 - 198

This Kinetic model from 1968 features a 35mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-c91f67032494]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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