3.92ct Blue Straw Pattern Dark Crystal Lightning Ridge Opal
This is a truly stunning 3.92 carat dark crystal opal, which displays a beautiful straw pattern and an electric blue rolling flash. It is a really nicely cut opal with a high dome and a lustrous polish. It will look amazing in a piece of designer jewellery of any kind you choose.
Measurements: 14 x 9 with 6mm dome.