Heated only! 7.78ct blue green Sapphire set

This 17 piece collection of sapphires exhibits a mix of rich royal blue and forest green hues with swirling saturation, and are well matched in size measuring between 4.9mm x 4.1mm x 2.5mm and 5.4mm x 3.9mm x 2.2mm 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 superior lusters.