Rare Opal Fossil Lightning Ridge Fossilized Opal 100.53cts 18x14x9MM, 297BEst. $70-$140
Rare Opal Fossil Lightning Ridge Fossilized Opal 94.43cts 16x9.5x6.7MM, 568BEst. $70-$140
Rare Opal Fossil Lightning Ridge Fossilized Opal 96.21cts 23x17x5.3MM, 878BEst. $70-$140
Rare Opal Fossil Lightning Ridge Fossilized Opal 96.25cts 20x15x7.7MM, 549BEst. $70-$140
Rare Opal Fossil Lightning Ridge Fossilized Opal 97cts 20.7x19x9MM, 597BEst. $70-$140
Dendrite Opal 3.23Ct Square Cut Natural Faceted Dendrite Opal, 1187MZEst. $30-$60
2.14Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal Cabochon, 1172AEst. $50-$100
2.72Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal Cabochon, 1178AEst. $50-$100
2.88Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal Cabochon, 1127AEst. $50-$100
4.67Ct Natural Ethiopian Faceted Welo Opal Lot - Ethiopian Opal, 781MZEst. $90-$180
Dendrite Opal 2.96Ct Pear Cut Natural Faceted Dendrite Opal, 290MZEst. $30-$60
Dendrite Opal 1.45Ct Pear Cut Natural Faceted Dendrite Opal, 480MZEst. $30-$60
Dendrite Opal 5.02Ct Rectangular Cut Natural Faceted Dendrite Opal, 585MZEst. $50-$100
Dendrite Opal 4.05Ct Fancy Cut Natural Faceted Dendrite Opal, 1121MZEst. $30-$60
5.36Ct Natural Ethiopian Welo Opal Lot - Ethiopian Opal Cabochon, 541MZEst. $90-$180
7.62Ct Winton Boulder Opal Polished - Australian Opal - Oval Cabochon, 875AEst. $120-$240
Dendrite Opal 2.67Ct Rectangle Cut Natural Faceted Dendrite Opal 8x5.6x5.4MM, 231BEst. $50-$100
Dendrite Opal 5.77Ct Pear Cut Natural Faceted Dendrite Opal 13.2x7.6x5.2MM, 875BEst. $50-$100
Dendrite Opal 2.86Ct Oval Cut Natural Faceted Dendrite Opal 11.5x8.4x5.4MM, 511BEst. $50-$100
2.41Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal - Oval Cabochon, 1143MZEst. $50-$100
1.71Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal - Rectangular Cabochon, 413MZEst. $50-$100
1.38Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal - Oval Cabochon, 214MZEst. $50-$100
2.54Ct Natural Ethiopian Welo Smoked Opal - Ethiopian Opal - Oval Cabochon, 521MZEst. $50-$100
3.77Ct Natural Ethiopian Welo Smoked Opal in Lot - Ethiopian Opal - Cabochon, 300MZEst. $70-$140
