Natural solid opal from Mintabie, Australia.

Excellent concentration of opal coming from a thicker layer of semi transparent opal over a light grey base/pooch opal on the back.

Old stock, cut over 30 years ago. No cracks or crazing

Brightness: 4

Video is taken outside, on an overcast afternoon.

Pictures are taken indoors, under diffused fluorescent lights in a lightbox. No post processing.

18.6 x 9.0mm x 3.8mm

4.75 carats