Gemstones

Opal - 5.43 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

1 pcs White Opal - 11.83 ct - International Colored Gemstone Association (ICA GemLab)

No reserve price - 2 pcs White Opal - 4.71 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - NATURAL COLOR PLAY OPAL

No reserve price - 2 pcs Multicolour, White Opal - 4.83 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - INTENSE COLOR PLAY OPAL

White Opal - 14.53 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

White Opal - 8.93 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Excellent

Multicolour Opal - 4.77 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

White Opal - 7.71 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - HONEYCOMB STRUCTURE + CHIPS

Opal - 8.69 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

1 pcs Orange, Green, Yellow Opal - 19.40 ct - Asian Institute of Gemological Sciences (AIGS)

No reserve price - 1 pcs Orange, Grey Opal - 13.82 ct - International Gemological Institute (IGI) - NATURAL COLOR PLAY OPAL

No reserve price - 1 pcs Multicolour, Grey Opal - 14.14 ct - International Gemological Institute (IGI) - NATURAL COLOR PLAY OPAL

No reserve price - 2 pcs White Opal - 5.30 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - NATURALCOLOR PLAY OPAL

1 pcs Multicolour Opal - 4.81 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

No reserve price - 1 pcs Multicolour, Grey Opal - 24.50 ct - International Gemological Institute (IGI) - NATURAL COLOR PLAY OPAL

No reserve price - 1 pcs Grey, Orange Opal - 11.67 ct - International Gemological Institute (IGI) - NATURAL COLOR PLAY OPAL

Grey, White Opal - 13.28 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Play of Color (Intense)

1 pcs Multicolour, Yellow, White Opal - 4.07 ct - International Gemological Institute (IGI) - Exceptional Colour Play

White, Multicolour Opal - 13.27 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Fine Color Quality

Grey Opal - 9.30 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Light grayish orange

White, Yellow Opal - 5.69 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Schmuckstein

Opal - 16.33 ct - International Colored Gemstone Association (ICA GemLab)

No reserve price White Opal - 25.52 ct - Instituto Gemólogico Español (IGE) - Intense color palette

No reserve price White Opal - 22.95 ct - Instituto Gemólogico Español (IGE) - Intense color palette