Heated only! 2.80ct top blue sapphire set

This 5 piece collection of sapphires exhibits rich cornflower blue hues, are well matched measuring 6x4mm, and have an average weight of .56 carats each. They were heated only, with no dyes or fillers, and have a Mohs hardness rating of 9 out of 10. These gems were sourced from Madagascar, and present glistening lusters.