Heated only! 7.13ct deep blue sapphire set

This large 16 piece collection of sapphires exhibits rich blue and blue green hues, and are well matched, measuring about 5mm x 4mm 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 Africa, and present glistening superior lusters.