Prestige would be the normal look, canti hanger and all that. (though Clockwork used it back then too, just to make it harder)
But nothing to say it wasn't a custom buy in, development version, badge team edition.
Check the fork, get them looked after. Most expensive part on that bike.
There are not many of them, but a few different designs.
Ask the owner if they know Lester ;-)
Anyway for anyone who's come here wfrom COVID and not quite read around, (some great great info BiTD in the turn of the 10s and before on this site)
But
Let's start here
viewtopic.php?f=1&t=152968
and then I'll leave this here, check the pictures
viewtopic.php?f=1&t=421&start=15
Interestingly, normally people would fit the small sticker in the correct place (seattube one) that say hand made by orange (heinx beans stlye) if they where just sticking the Formula.
Lover a good bit of is it/isn't it with Orange bikes.