12.7cts - Ice Drift Queensland Boulder Seam Opal Picture Stone. Australian Opal Koroit A pair of Yowah Nut

A pair of Yowah Nut Opal Rough slabs showing beautiful faces of colour and pattern

9 x natural diamonds of HSI quality adorn the opal

A gorgeous Queensland Boulder Seam Opal from Winton

This beautiful stone has come from the “Andreou Family Heritage Collection”

Total Weight - 390

12.7cts - Ice Drift Queensland Boulder Seam Opal Picture Stone. Australian Opal Koroit A pair of Yowah NutA beautiful Australian Boulder Opal from Winton, Outback Queensland. This stone displays deep blue colouration in flag patterns contrasting with white potch opal. Cut to a freeform shape with a quality finishing polish. Total weight 12. 7cts approx. Area of Mine Winton, Outback Queensland, Australia Dimensions 25mm x 9. 3mm x 5. 3mm approx. Formation Seam opal Shape Freeform Colours blue