polished

Made smooth or shiny by polishing.

polished shoes

But despite its plague of tunnels, the run-in on this route is of unusual interest to the locomotive enthusiast: besides the hordes of self-important saddle-tanks shunting in the extensive yards, there was at one time the chance of seeing those slender little North London engines, with their large outside cylinders and no visible storage place for coal, and also an occasional South Eastern locomotive sporting a lot of polished brass.

Refined, elegant.

a polished performance

We may be well assured, that a writer, conversant with the world, would never have ventured to expose the gods of his country to public ridicule, had they not already been the objects of secret contempt among the polished and enlightened orders of society.