Heated only! 10.52ct blue green Sapphire set

This 18 piece collection of sapphires exhibits a mix of rich blues and blue green hues with swirling saturation, and measuring approximately 6mm x 4mm each. (+/-.1mm) 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.