Cubic Zirconia AAA+ Midnight Black Heart 6mm (5pc)
Beautiful Black Cubic Zirconia. Heart shaped 6mm in size. 5 stones.
Fireable: Firing of these stones is possible. Test fired up to 650/1230, they retain their color and quality for 1/2 hour. Results may vary depending on the firing temperature with slight color changes of the stone possible. Precaution against thermal shock required.