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A solid black opal, The oval solid black opal cut en cabochon…

10.99ct Oval Solid Black Opal with Stunning Play of Colour

A solid black opal, The oval solid black opal cut en cabochon measuring 18.07 x 14.3 x 8.48 mm weighing 10.99cts, displaying orange, green and yellow play of colour.

A loose, 2.34ct, oval mixed cut opal. Size approximately 11.0…

2.34ct Loose Oval Opal, 11.0mm x 8.0mm x 5.8mm

A loose, 2.34ct, oval mixed cut opal. Size approximately 11.0 mm x 8.0 mm x 5.8 mm

Loose purple- blue opal group ( 120.00ct)

120.00ct Loose Purple-Blue Opal Group

Loose purple- blue opal group ( 120.00ct)

Four unset opals a small oval cut Andamooka opal. Weight: 1.…

Andamooka Opals with Good Play of Colour (4)

Four unset opals a small oval cut Andamooka opal. Weight: 1.59ct. A large triangle cut Andamooka opal. Weight: 4.79ct. A large oval Andamooka opal. Weight: 4.92ct. A small triangle cut Andamooka opal. Weight: 2.16ct. All have good play of colour.(4)

Pair of loose black opals approx cab size 7 x 5 mm

Loose Black Opal Pair - 7x5mm Cab Size

Pair of loose black opals approx cab size 7 x 5 mm

Oval cabochon opal 17.0 x 10.4 x 5.3 mm, good play of colour…

Pink, Green, and Yellow Opal Cabochon - 4.84ct

Oval cabochon opal 17.0 x 10.4 x 5.3 mm, good play of colour being pinks, greens, yellow and yellowish green. Weight: 4.84ct.

An unset opal gemstone, pear cut, 3.74cts. With AIG report…

3.74ct Pear Opal with Play of Color - AIG Certified

An unset opal gemstone, pear cut, 3.74cts. With AIG report stating, 'white with play of colour'.

An unset opal gemstone, pear cut, 4.04cts. With AIG report…

Playful Black Opal: 4.04ct Pear Cut Gemstone

An unset opal gemstone, pear cut, 4.04cts. With AIG report stating, 'black with play of colour'.

Five loose mixed opals includes. boulder opal 7.80ct, matrix…

Assorted Opal Lot: 5 Loose Stones

Five loose mixed opals includes. boulder opal 7.80ct, matrix opal 25.40ct, solid 2.80ct, solid oval 7.50ct, solid oval with orange body 5.00ct

Loose solid opal and a doublet, 2.00ct, dimensions 13.5 x 10.8…

2.00ct Loose Opal Doublet with Sealant Patch

Loose solid opal and a doublet, 2.00ct, dimensions 13.5 x 10.8 x 2.3 mm, patch of sealant to the reverse

Loose boulder opal approx weight 1.00 ct, 20 x 10 mm

Boulder Opal Loose Gemstone - 1.00 ct, 20x10mm

Loose boulder opal approx weight 1.00 ct, 20 x 10 mm

Three loose opals, 2.65ct 13 x 8 mm dark solid, strong play of…

Three Loose Opals with Strong Play of Colour

Three loose opals, 2.65ct 13 x 8 mm dark solid, strong play of colour, 1.05ct 9 x 7 mm dark solid, 1.00ct 9 x 6.8 mm, crystal

Loose jelly opal approx weight 1.23ct

1.23ct Loose Jelly Opal

Loose jelly opal approx weight 1.23ct

Two loose white opals, 0.60ct and 0.43ct both have strong play…

Vibrant White Opals with Strong Play of Color

Two loose white opals, 0.60ct and 0.43ct both have strong play of colour, one has more red

A natural opal loose gemstone, pear cabochon cut, 7.07ct. With…

7.07ct Pear Opal Cabochon with Play of Color

A natural opal loose gemstone, pear cabochon cut, 7.07ct. With AIG report noting 'White with play of Color'.

A natural opal cabochon loose gemstone, 8.06ct. Oval form. With…

8.06ct Oval Black Opal with Play of Color

A natural opal cabochon loose gemstone, 8.06ct. Oval form. With AIG report noting 'Black with Play of Color'.

Loose Ethiopian type opal weight 22ct

22ct Ethiopian Opal - Loose Type

Loose Ethiopian type opal weight 22ct

Three loose crystal (jelly) opals 6.10ct with broad yellow…

Colorful Crystal Opals with Stunning Flashes

Three loose crystal (jelly) opals 6.10ct with broad yellow colour and flashes of blue/purple, 5.25ct strong blue / purple with flashes of green, 4.95ct, strong purple blue patches

Two loose opal cabochons, pear 2.45ct, oval1.90ct

Opal Cabochons: Pear 2.45ct & Oval 1.90ct

Two loose opal cabochons, pear 2.45ct, oval1.90ct

Five loose white solid opals, total weight 12.40ct

12.40ct White Opal Set of 5 Loose Solids

Five loose white solid opals, total weight 12.40ct

Five loose / matrix opals, 21.8ct, 18.95ct, 9.60ct, 11.40ct, 9.…

Assorted Matrix Opals - 5 Loose Stones, 71.25ct Total

Five loose / matrix opals, 21.8ct, 18.95ct, 9.60ct, 11.40ct, 9.50ct

Loose opal, 3.15ct cabochon strong play of colour

Intense 3.15ct Opal Cabochon with Strong Colour Play

Loose opal, 3.15ct cabochon strong play of colour

Two loose opals, 2.95ct, 0.95ct

Pair of Loose Opals: 2.95ct & 0.95ct

Two loose opals, 2.95ct, 0.95ct

Six loose purple blue opals, 1.60ct strong play of colour some…

21.80ct Dark Opals with Strong Play of Colour

Six loose purple blue opals, 1.60ct strong play of colour some crazing, 6.75ct blue purple patches some translucence, x4 = 21.80ct total weight dark

Loose opal, 5.15ct strong red orange flashes, some yellow, blue,…

5.15ct Loose Opal with Strong Red Orange Flashes

Loose opal, 5.15ct strong red orange flashes, some yellow, blue, green

Loose solid opal, 2.15ct strong green play of colour

2.15ct Green Opal with Strong Play of Colour

Loose solid opal, 2.15ct strong green play of colour

Three loose blue / purple opals, weight 10.10ct, 4.90ct, 2.00ct

Assorted Blue/Purple Opals: 10.10ct, 4.90ct, 2.00ct

Three loose blue / purple opals, weight 10.10ct, 4.90ct, 2.00ct

Three loose black opals and a doublet, 8.50ct strong green and…

Stunning Black Opals - Green and Blue Hues

Three loose black opals and a doublet, 8.50ct strong green and blue with matrix, 1.35ct, 0.95ct sealed back, 4.45ct doublet

Loose black boulder opal, 5.90ct, strong play of colour, dull…

5.90ct Black Opal with Strong Colour Play

Loose black boulder opal, 5.90ct, strong play of colour, dull patch in one corner

Loose solid black opal, 4.10ct

4.10ct Loose Black Opal - Stunning Solid Gemstone

Loose solid black opal, 4.10ct

Three loose opals, cabochon 17.10ct light play of colour, 7.…

Colorful Opal Trio: 17.10ct, 7.20ct, 3.75ct

Three loose opals, cabochon 17.10ct light play of colour, 7.20ct freeform red play of colour in patches broad green, 3.75ct oval disc crystal type

Loose crystal opal, weight 3.40ct, blue and green colour with…

3.40ct Blue-Green Opal with Orange Flashes

Loose crystal opal, weight 3.40ct, blue and green colour with flashes of orange

A unset 1.17ct light black opal; oval cabochon solid opal with…

1.17ct Oval Light Black Opal with Red Flash

A unset 1.17ct light black opal; oval cabochon solid opal with good red flash, size 9.35 x 7.60 mm.

Loose opal pear cabochon 4.20ct

4.20ct Loose Pear Opal Cabochon

Loose opal pear cabochon 4.20ct

Loose solid opal weight 3.00ct

3.00ct Loose Solid Opal

Loose solid opal weight 3.00ct

Loose crystal opal cabochon size 11.8 x 7.1 mm, weight 2.30ct

2.30ct Loose Crystal Opal Cabochon - 11.8x7.1mm

Loose crystal opal cabochon size 11.8 x 7.1 mm, weight 2.30ct

Two unset Australian opals; each a solid oval cabochon with…

Unset Australian Opals with Good Play of Color

Two unset Australian opals; each a solid oval cabochon with grey body and good play of colour including. Red, sizes 16.04 x 7.90 x 288 mm, and 12.98 x 10.55 x 3.23 mm, total wt. 5.08ct.

Three unset Australian opals; solid oval cabochons with grey…

Set of Three Unset Australian Opals, 5.70ct Total Weight

Three unset Australian opals; solid oval cabochons with grey body and good play of colour, sizes 14.45 x 8.49 x 3.80 mm, 10.50 x 8.53 x 2.38 mm, and 9.09 x 6.18 x 4.28 mm (cracks), total wt. 5.70ct.

Three unset boulder opals; freeform (24.30 x 15.38 x 4 mm,…

Unset Boulder Opals: 16.04ct Total Weight

Three unset boulder opals; freeform (24.30 x 15.38 x 4 mm, chipped), oval (11.28 x 7.63 x 4.07 mm), and round (8.87 x 3.5 mm), total wt. 16.04ct.

Three unset boulder opals; solid free from (11.59 x 7.55 x 3.38…

Unset Boulder Opals, 7.68ct Total Weight

Three unset boulder opals; solid free from (11.59 x 7.55 x 3.38 mm), oval (15.22 x 7.37 x 4.75 mm, crack), and round (7.39 x 3.35 mm), total wt. 7.68ct.

Boulder opal, fine solid natural boulder opal, oval shape

Fine Boulder Opal Oval

Boulder opal, fine solid natural boulder opal, oval shape

Large attractive opal with great paly of colour this oval…

Harlequin Opal: 40.55ct Oval Cabochon with Play of Colour

Large attractive opal with great paly of colour this oval cabochon cut light opal with harlequin pattern in purple, reddish pink, green and yellow colours and has a total weight of 40.55ct.

Three good loose opal doublets free form cabochon 20 x 13.3 mm…

Colorful Loose Opal Doublets in Various Shapes and Hues

Three good loose opal doublets free form cabochon 20 x 13.3 mm blue to purple colour, square disc 14.6 x 14.6 mm light green and blues, oval cabochon 10.7 x 15.8 mm dark blue to purple and strong green flashes

Two loose opals cabochons approx; 22 x 10 x 3.2 mm, 5.10ct…

Opal Cabochons: Blue-Purple and Green-Orange Flashes, 8.85ct Total

Two loose opals cabochons approx; 22 x 10 x 3.2 mm, 5.10ct strong blue- purple with green flashes. 13 x 9.5 x 4.7 mm, 3.75ct dark green andamooka type with some orange red flashes. Some non visible chips to the bottom

Three loose crystal opal total weight 6.2ct.

6.2ct Trio of Loose Crystal Opals

Three loose crystal opal total weight 6.2ct.

Loose black opal and two almandine garnets opal cabochon weight…

Black Opal & Garnet Cabochons - 7.15ct Total Weight

Loose black opal and two almandine garnets opal cabochon weight 2.55ct, pear and marquise table cut garnets total weight 4.6ct

Five loose black / dark opal cabochons. pair 6.5 x 4.7 mm = 1.…

Assorted Dark Opal Cabochons - 7.90ct Total Weight

Five loose black / dark opal cabochons. pair 6.5 x 4.7 mm = 1.2ct. 10 x 7 mm = 4.7ct. Round 7 mm = 1.15ct. 5.5 x 9 mm = 0.85ct (very strong play of colour). Total = 7.90ct

Four loose opal cabochons 2@ pink opals total weight 2.05ct, 1@…

Colorful Opal Cabochons: 4 Loose Stones

Four loose opal cabochons 2@ pink opals total weight 2.05ct, 1@ crystal opal 1.90ct showing strong red, orange green colours, 1@ jelly opal 2.20ct showing flashes of orange and green

Two unset opals, 1.98ct solid crystal opal with dark body tone…

Unset Opals: 1.98ct and 3.39ct with Stunning Play of Colour

Two unset opals, 1.98ct solid crystal opal with dark body tone and good play of colour, size 11.34 x 9.18 mm and a 3.39ct solid crystal opal with white body tone with mostly violet and green colours, size 13.24 x 9.19 mm.

Semi dark crystal Coober Pedy opal having a medium checker…

Checker Plate Opal: Vibrant Play of Color

Semi dark crystal Coober Pedy opal having a medium checker plate pattern with good play of colour. Strong reds, greens, orange and blue colours Seen. Weight 4.23ct. 14.2 x 10.4 mm.

Loose opal showing greens, blues, flashes of orange red and…

Multi-Colored Opal: 5.35ct Loose Gemstone

Loose opal showing greens, blues, flashes of orange red and purple. Approx estimated weight 5.35ct, dimensions 23 mm x 8.4 mm x 3.4 mm

Loose boulder opal approx. size 29 mm x 24 mm x 6 mm

Large Loose Boulder Opal - 29x24x6mm

Loose boulder opal approx. size 29 mm x 24 mm x 6 mm

Loose black opal cabochon approx. weight 2.2ct

2.2ct Loose Black Opal Cabochon

Loose black opal cabochon approx. weight 2.2ct

Loose solid white opal dimensions 21 mm x 24 mm x 5.6 mm, 17.3ct

Solid White Opal: 17.3ct, 21x24x5.6mm

Loose solid white opal dimensions 21 mm x 24 mm x 5.6 mm, 17.3ct

Australian opal solid loose stone

Australian Solid Opal Loose Stone

Australian opal solid loose stone

Four unset Ethiopian opals, 7.25ct pear shape, 13.7 x 17.15 mm,…

Unset Ethiopian Opals: 4 Pear & Oval Shapes

Four unset Ethiopian opals, 7.25ct pear shape, 13.7 x 17.15 mm, 3.87ct pear shape, 14.8 x 9.55 mm, 3.18ct oval, 15.7 x 7.6 mm, 4.01ct pear shape 13.38 x 9.36 mm, three smaller stones treated.

Two loose black opals showing purple to blue display of colour.…

Pair of Purple-Blue Black Opals, 5ct

Two loose black opals showing purple to blue display of colour. dimensions 10.92 mm x 10.00 mm x 3.9 mm & 10.8 mm x 8.3 mm x 4.3 mm weight 5ct

Five loose opal cabochons 4.2 ct, 0.80ct, 1.00ct* chipped, 0.…

Assorted Opal Cabochons - 5 Pieces

Five loose opal cabochons 4.2 ct, 0.80ct, 1.00ct* chipped, 0.65ct, 1.35ct

Two loose black and white solid opals dimensions black 10.5 mm…

7.05ct Black and White Solid Opals

Two loose black and white solid opals dimensions black 10.5 mm x 16.88 mm x 4.7 mm & white 12.5 mm x 7.1 mm x 3.58 mm. Weight 7.05ct

An unset 42.44ct Ethiopian opal; pear cabochon cut, 36.93 x 19.…

42.44ct Ethiopian Opal Pear Cabochon with Lab Report

An unset 42.44ct Ethiopian opal; pear cabochon cut, 36.93 x 19.54 x 11.27 mmm, with lab report/cert.

Three loose opals includes, 1@ oval cut cabochon fire opal 12.…

3 Loose Opals: Fire and Black

Three loose opals includes, 1@ oval cut cabochon fire opal 12.18 mm x 7.75 mm x 5.1 mm (2.50ct), 2@ black opals 0.90ct-0.85ct

Loose white opal, 11 mm x 9 mm, 4 mm depth, weight 2.2ct, chip…

Chipped 2.2ct White Opal, 11x9mm, 4mm Depth

Loose white opal, 11 mm x 9 mm, 4 mm depth, weight 2.2ct, chip to the girdle

A loose semi black opal, oval cabochon shape 13.9 mm x 12.3 mm…

5.2ct Loose Semi Black Opal Cabochon - Oval Shape

A loose semi black opal, oval cabochon shape 13.9 mm x 12.3 mm x 5.3 mm, 5.2ct weight

Unset 47.34ct boulder opal, freeform plaque 46.02 x 20.46 x 5.…

47.34ct Boulder Opal Freeform Plaque - Blue and Green

Unset 47.34ct boulder opal, freeform plaque 46.02 x 20.46 x 5.96 mm, mostly blue and green colours.

An unset 12.50ct opal, oval cabochon Ethiopian opal, 21.05 x 13.…

12.50ct Oval Ethiopian Opal Cabochon - Unset

An unset 12.50ct opal, oval cabochon Ethiopian opal, 21.05 x 13.54 x 9.73 mm.

Three unset gemstones, an 11.63ct bean shape solid white opal,…

Three Unset Gemstones: Opal, Agate, and Zirconia

Three unset gemstones, an 11.63ct bean shape solid white opal, 26.5 x 11.72 mm, a 17.62ct cabochon agate, 19.21 x 7.19 mm and a 9.41ct pear cut zirconia.

Loose opal (9 mm x 7.5 mm) showing red, blue and green colours,…

Colorful Opal Flashing Red, Blue, and Green Colors

Loose opal (9 mm x 7.5 mm) showing red, blue and green colours, flashes of purple. Approx dimension 9.31 mm x 7.55 mm x 2.76 mm 1.07ct calculated weight

Loose black opal 16 mm x 13 mm showing strong red, flashes of…

Strong Red Flash Black Opal - 4.50ct

Loose black opal 16 mm x 13 mm showing strong red, flashes of blue green and oranges. Black inclusion to outer edge. Approx 16 mm x 13 mm x 3.2 mm depth 4.50ct

Loose solid Australian opal approx size 21.5 mm x 7.8 mm x 2.8…

3.40ct Australian Opal: Loose Solid Beauty

Loose solid Australian opal approx size 21.5 mm x 7.8 mm x 2.8 mm, estimated 3.40ct,

Loose solid Australian opal, length 1.5 cm

1.5 cm Loose Australian Opal - Solid and Stunning

Loose solid Australian opal, length 1.5 cm

Loose opal 15 mm x 8 mm showing blues, reds / orange, and green…

Colorful Loose Opal - 2.90ct

Loose opal 15 mm x 8 mm showing blues, reds / orange, and green colours. Approx dimensions 15.10 mm x 8.65 mm x 4.00 mm depth 2.90ct calculated

Fourteen unset opals, solid black, white and crystal opals…

32ct Mixed Opal Lot: Black, White, and Crystal

Fourteen unset opals, solid black, white and crystal opals totalling 32.32ct.

Seven loose stones, solid and doublet opals and an emerald.

Opals and Emerald: A Collection of Precious Stones

Seven loose stones, solid and doublet opals and an emerald.

An unset opal, near square, 10.2 x 11.5 cm, 3.67ct.

Unset Square Opal: 3.67ct, 10.2x11.5cm

An unset opal, near square, 10.2 x 11.5 cm, 3.67ct.

An unset opal, trapezoid, 7.9 x 1.3 cm, 2.00ct.

Unset Trapezoid Opal: 2.00ct, 7.9 x 1.3cm

An unset opal, trapezoid, 7.9 x 1.3 cm, 2.00ct.

Fifteen loose black opal cabochons approx size 7.5 mm x 5 mm…

15 Black Opal Cabochons - 7.5x5mm

Fifteen loose black opal cabochons approx size 7.5 mm x 5 mm each

Two loose Ethiopian black opals, length 8 mm approximately

8mm Ethiopian Black Opal Pair

Two loose Ethiopian black opals, length 8 mm approximately

Solid light opal a pear shape, cabochon cut light opal, N6-N7…

Pear-shaped Solid Light Opal Cabochon with Play of Colour

Solid light opal a pear shape, cabochon cut light opal, N6-N7 body colour with play of colour seen, reds, purple blues, and some green. Dimensions: 13 x 16 x 4.5 mm. Weight 4.9 grams.

A loose opal triplet, and a loose oval facetted brown topaz.

Loose Opal Triplet and Oval Brown Topaz

A loose opal triplet, and a loose oval facetted brown topaz.

A loose opal, the freeform opal weighing 131.6cts.

131.6ct Freeform Opal

A loose opal, the freeform opal weighing 131.6cts.

Loose opal and Mabe pearl group includes approx 1 x 15 mm round…

Opal and Mabe Pearl Loose Group

Loose opal and Mabe pearl group includes approx 1 x 15 mm round 8.4 mm (depth) mabe pearl, 1 x 14.5 mm x 22 mm x 6.9 mm (depth) drop shape mabe pearls, 1@ rough cut opal 22 mm length, 1@ crystal opal drop cabochon 11 mm x 7.6 mm x 3.4 mm (depth) showing…

Two light oval shaped cabochon cut opals green, blue and purple…

Colorful Oval Opal Cabochons - 11.8ct Total Weight

Two light oval shaped cabochon cut opals green, blue and purple colours showing, and dimensions of 19.7 x 14 mm and 18 x 12 mm with a total collective weight of 11.8ct.

Three loose opals & bottle of Rough. Two boulder opal doublets;…

Opal Trio and Rough Bottle Set

Three loose opals & bottle of Rough. Two boulder opal doublets; one triplet opals; bottle of rough.

A loose doublet opal, in original packaging.

Loose Doublet Opal in Original Packaging

A loose doublet opal, in original packaging.

A loose opal, the rectangular shaped solid opal weighing 6.…

6.48ct Rectangular Opal Loose Gemstone

A loose opal, the rectangular shaped solid opal weighing 6.48cts.

A loose blue green opal, the solid oval opal weighing 2.35cts.

2.35ct Oval Blue Green Opal

A loose blue green opal, the solid oval opal weighing 2.35cts.

A loose Lightning Ridge opal

Free-Flowing Opal from Lightning Ridge

A loose Lightning Ridge opal

A loose oval Lightning Ridge black opal

Radiant Oval: Lightning Ridge Black Opal

A loose oval Lightning Ridge black opal

A loose oval Lightning Ridge black opal

Radiant Oval: Lightning Ridge Black Opal

A loose oval Lightning Ridge black opal

A loose Olympic field crystal oval opal

Opal Oval: A Loose Olympic Field Crystal

A loose Olympic field crystal oval opal

A loose Lightning Ridge oval opal

Freeform Fire: Lightning Ridge Opal

A loose Lightning Ridge oval opal

A loose Lightning Ridge oval black opal

Loose Oval Black Opal from Lightning Ridge

A loose Lightning Ridge oval black opal

Loose white solid opal polygon form. Showing full spectrum of…

Full Spectrum Opal Polygon - 20.3 cm

Loose white solid opal polygon form. Showing full spectrum of colours, size 20.3 cm longest edge, 13.mm widest point, 2.7 cm thick

Four loose black opal cabochons

4 Black Opal Cabochons

Four loose black opal cabochons