pokerface|1424298659|3834546 said:Almost certainly not natural or heat-only. I'd put good money on it being either lab-created or Be-treated (as most orange sapphires are). Try looking up pictures of lab and Be sapphires versus pictures of untreated sapphires and you will start to see what I mean.
geogeo21|1424301811|3834564 said:otherwise i really don't know what it could be. i only guess a corundum because of the mount. they say for pressure mounting it needs to be as hard as a 9 and higher. but not for sure. the gold is real because of the marking in it. it also says C L or C A? i really can't tell even with a loupe or a microscope. you can see a bit of the 14 but no K but something of a slash after the 14 so i'm guessing it's a K that's diminished. it looks custom made not massed produced because of the square/bell shape of the ring. so i don't know why someone would get something cheap and then spend so much money or getting a custom made ring? it stuck on my finger so i can't take it off lol.