Gemstones

No reserve price - 2 pcs Multicolour, Orange Opal - 5.08 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - VIVID COLOR PLAY OPAL

1 pcs Orange Opal - 12.38 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

1 pcs Multicolour, Grey Opal - 9.30 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

1 pcs Brown, Grey Opal - 13.77 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

1 pcs White Opal - 9.31 ct - International Colored Gemstone Association (ICA GemLab) - Rare Flash Arcobaleno

No reserve price - 2 pcs Orange, Multicolour Opal - 4.57 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - VIVID COLOR PLAY OPAL

No reserve price Opal - 28.25 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - White Opal+Play Of Colors

No reserve price Black Opal - 4.98 ct - Bellerophon Gemlab - Untreated Dark Base

1 pcs Orange Opal - 10.22 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

1 pcs White Opal - 7.96 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - FINE COLOR QUALITY

1 pcs White Opal - 9.20 ct - International Colored Gemstone Association (ICA GemLab) - Rainbow Flash Pattern

1 pcs Orange, Grey Opal - 3.54 ct - International Gemological Institute (IGI) - Play of Color

Colourless Opal - 16.66 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Chips

No reserve price White Opal - 29.60 ct - Instituto Gemólogico Español (IGE) - Intense color palette

No reserve price Opal - 9.41 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Play Of Colors

No reserve price - 2 pcs White Opal - 5.45 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - NATURAL OPAL

No reserve price Opal - 6.65 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Play Of Colors intense

No reserve price Opal - 16.09 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - White Opal+Play Of Colors

No reserve price Opal - 19.47 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Colorless+Play Of Colors

No reserve price Opal - 23.16 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - White/Orange+Colors Play

White Opal - 2.92 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Play of Color

No reserve price White Opal - 11.06 ct - Instituto Gemólogico Español (IGE) - Intense color palette

No reserve price Opal - 11.64 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Play Of Colors

No reserve price Opal - 38.75 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Light Gray+Play Of Colors