Joined: Jan 2008
Posts: 23,639
Likes: 1,106
From: Mans of NC & SW UT Desert
Bikes: 86 Katakura Silk, 87 Prologue X2, 88 Cimarron LE, 1975 Sekai 4000 Professional, 73 Paramount, plus more
Other than telling you the year, the serial number is useless.
The other piece of useful information would be the seat post size. That will just tell you how high up the product line it is, it won't ID model either.
It could be anything, and realize Univega never made a single bike.