What it sounds like is an 80's chain, the Sedistraveler, which was their first product intended for mountain bikes.
David Feldman
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>From: Harvey M Sachs <sachs@erols.com>
>To: classicrendezvous@bikelist.org
>Subject: [Classicrendezvous] Sedis Chain...
>Date: Mon, Nov 6, 2000, 6:41 PM
>
>Lads & Lassies -
>I've just removed and cleaned the chain from an early 1970s racing bike,
>said to be Falck-tubed, and sold by a shop in Philly.
>
>Under the grime, the chain turned out to have the customary "blued" inner
>plates, but bright (silver) finished outer links. It is otherwise
>ordinary, with most of the outers stamped "SEDIS" in a triangle, but a few
>stamped "FRANCE". The wear is in the OK range on my Park guage. The
>questions are:
>
>1) Anyone recall such a bright/dull Sedis beast?
>2) Did it have a model name of note?
>3) Any idea of vintage?
>4) Is it something special that should go into (my) collection, or just
>get ridden to death?
>
>Thanks!
>Harvey "bottom feeder" Sachs
>McLean VA