Glistening 5.78ct set of 12 multi-hue Sapphires

This rich matched set of African sapphires present mixed blue and yellow hues that swirl into green. The lusters of these gems glisten and pop over every facet, and they have translucent bodies. They measure from 3.8mm to 4.8mm each, and have a Mohs hardness rating of 9 out of 10. Beryllium heated.