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25 unmounted milk opals large sizes and mixed shaped

Mixed Large Milk Opals in Various Shapes

25 unmounted milk opals large sizes and mixed shaped

A loose black Bolder opal. One loose cabochon marquise shaped…

Vibrant Bolder Opal Cabochon - Green and Blue Spectral Colors

A loose black Bolder opal. One loose cabochon marquise shaped piece of bolder opal, measuring 13.5 x 7 mm, displaying strong green and blue spectral colours in block form.

Twenty-one loose oval and pear shaped white opals, all solid…

Varied White Opals with Spectral Colors

Twenty-one loose oval and pear shaped white opals, all solid white opals, varied in intensity of spectral colours, some of crystal type with stronger colours

An unset solid white opal measures 14.5 x 13 mm approximately

Large Unset Solid White Opal - 14.5 x 13mm

An unset solid white opal measures 14.5 x 13 mm approximately

Two loose solid black opals oval in shape, 1.04ct in total,…

Black Opal Pair: 1.04ct Oval Red Green Colors

Two loose solid black opals oval in shape, 1.04ct in total, black with red green colour

A loose triangular shaped opal one solid white opal, 2.95ct,…

Triangular 2.95ct Opal with Green and Red Colors

A loose triangular shaped opal one solid white opal, 2.95ct, white with green and red colour

A loose 1.63ct solid black opal one solid black opal, oval in…

1.63ct Oval Black Opal with Red Green Colors

A loose 1.63ct solid black opal one solid black opal, oval in shape, 1.63ct, black with red green colour

Twenty four loose opals twenty four solid black opals, oval and…

27ct Black Opals: 24 Loose, 24 Solid, 1 Freeform

Twenty four loose opals twenty four solid black opals, oval and one free formed in shape, approximately 27ct, blue, red in colour

Two loose fish shaped opals two solid white opals carved into…

Fish Opal Set: Loose and Carved, White with Green Hues

Two loose fish shaped opals two solid white opals carved into fish shapes, 5.33ct and 6.19ct, white with green colours

An oval shaped loose opal one solid black opal, 4.76ct, black…

4.76ct Black Opal with Green Hues - Oval Shape

An oval shaped loose opal one solid black opal, 4.76ct, black with green colour

Opal: one loose solid black opal. 8.06 carats.

8.06 Carat Solid Black Opal for Sale

Opal: one loose solid black opal. 8.06 carats.

Two loose 1.73ct solid black opals triangular in shape, 1.73ct…

Pair of Triangular Black Opals, 1.73ct Total Weight

Two loose 1.73ct solid black opals triangular in shape, 1.73ct in total, blue with red green colour

Two loose 1.67ct solid black opals oval in shape, 1.67ct in…

Pair of 1.67ct Solid Black Opal Ovals - Blue Red

Two loose 1.67ct solid black opals oval in shape, 1.67ct in total, blue red colour

A loose 1.04ct solid black opal oval in shape, 1.04ct, green in…

1.04ct Solid Black Opal Oval with Green Hue

A loose 1.04ct solid black opal oval in shape, 1.04ct, green in colour

A loose 1.015ct solid black opal oval in shape, 1.015ct, black…

1.015ct Loose Black Opal with Red Color Oval Shape

A loose 1.015ct solid black opal oval in shape, 1.015ct, black with red colour

Two loose 1.11ct solid black opals oval in shape, 1.11ct in…

Pair of 1.11ct Solid Black Opals with Red Hue

Two loose 1.11ct solid black opals oval in shape, 1.11ct in total, black with red colour

A loose 7.99ct solid white opal one solid white opal,…

7.99ct Triangular White Opal with Green & Red Colors

A loose 7.99ct solid white opal one solid white opal, triangular in shape, 7.99ct white with green red colour

A loose 15.60ct solid crystal opal one solid crystal opal,…

15.60ct Triangular Green Crystal Opal

A loose 15.60ct solid crystal opal one solid crystal opal, triangular in shape, 15.60ct, green in colour

A loose solid 0.89ct black opal oval in shape, 0.89ct, black…

0.89ct Black Opal Oval with Green and Red Hues

A loose solid 0.89ct black opal oval in shape, 0.89ct, black with green red colour

A loose 4.70ct solid black opal oval in shape, 4.70ct, black…

Stunning 4.70ct Black Opal with Blue Hues

A loose 4.70ct solid black opal oval in shape, 4.70ct, black with blue colour

Two loose 4.10ct solid black opals oval in shape, 4.10ct, blue…

Pair of 4.10ct Oval Black Opals with Blue-Red Hues

Two loose 4.10ct solid black opals oval in shape, 4.10ct, blue with red colour

Two loose 1.70ct solid black opals pear in shape, 1.70ct, blue…

Pair of 1.70ct Pear-Shaped Black Opals with Blue/Red Hues

Two loose 1.70ct solid black opals pear in shape, 1.70ct, blue with red colour

A loose opal one solid white opal, rectangle in shape, 15.12ct,…

15ct Rectangle Opal with Red and Green Hues

A loose opal one solid white opal, rectangle in shape, 15.12ct, white with red green colour

A loose solid black opal, oval in shape, 5.22ct, black with…

5.22ct Oval Black Opal with Green-Red Color

A loose solid black opal, oval in shape, 5.22ct, black with green red colour

A loose solid black opal oval in shape, 2.17ct, blue green in…

2.17ct Loose Black Opal: Stunning Blue Green Hue

A loose solid black opal oval in shape, 2.17ct, blue green in colour

A loose opal one oval crystal opal, oval in shape, 5.80ct,…

5.80ct Oval Crystal Opal with Green & Red Hues

A loose opal one oval crystal opal, oval in shape, 5.80ct, white with green red colour

A loose solid black opal oval in shape, 2.35ct, blue green in…

2.35ct Black Opal: Oval Shape, Blue-Green Color

A loose solid black opal oval in shape, 2.35ct, blue green in colour

Loose opals two solid white opals, oval in shape, 1.50ct, 1.…

White Oval Opals with Green Hue - 1.50ct & 1.65ct

Loose opals two solid white opals, oval in shape, 1.50ct, 1.65ct, white with green colour

Loose opals one solid crystal opal, free form in shape, 8.95ct,…

Green Blue Solid Crystal Opal - 8.95ct Loose Form

Loose opals one solid crystal opal, free form in shape, 8.95ct, green blue in colour

Loose opals two solid white opals, long pear shaped, 7.57ct in…

7.57ct White Opals with Green and Red Hues

Loose opals two solid white opals, long pear shaped, 7.57ct in total, white with green red colour

Loose opals two solid white opals, carved into a oval shape, 9.…

White Opals: Oval & Flower Carvings, 13.50ct Total Weight

Loose opals two solid white opals, carved into a oval shape, 9.30ct and a flower, 4.20ct, white with green and red colour

Loose opals three solid white opals, oval in shape, 2.44ct, 3.…

White Oval Opals with Green and Red Hues

Loose opals three solid white opals, oval in shape, 2.44ct, 3.98ct and 5.19ct, white with green red colour

Loose opals four solid crystal opals, oval in shape, 3.67ct, 4.…

Blue Crystal Opals: 11ct to 3.67ct Loose Stones

Loose opals four solid crystal opals, oval in shape, 3.67ct, 4.26ct, 8.48ct, 11ct, with blue colour

Loose opals two solid white opals, free formed, 3.10ct in total,…

Green and Red Freeform Opals, 3.10ct Total

Loose opals two solid white opals, free formed, 3.10ct in total, green red in colour

Loose opals six boulder opal, free formed in shape,…

48ct Free-Formed Boulder Opals in Blue, Green & Red

Loose opals six boulder opal, free formed in shape, approximately 48ct, blue, green and red in colour

Loose opals two solid white opals, oval in shape, 6.25ct, 11.…

White Oval Opals with Red Green Hues - 17.53ct Total

Loose opals two solid white opals, oval in shape, 6.25ct, 11.28ct, white with red green colour

Loose opals three solid crystal opal, pear shaped, 1 x 2.20ct,…

3 Stunning Crystal Opals - Blue and Red Hues

Loose opals three solid crystal opal, pear shaped, 1 x 2.20ct, 2x 1.07ct, white with blue red colour

Loose opals two solid white opal, rectangle in shape, 3.37ct…

Blue-Green Solid Opals: 3.37ct and 7.8ct Rectangles

Loose opals two solid white opal, rectangle in shape, 3.37ct and 7.8ct, blue green in colour

A loose opal one solid white opal, 9.98ct, oval in shape, white…

10ct Oval White Opal with Green and Red Hues

A loose opal one solid white opal, 9.98ct, oval in shape, white with green red colour

Loose opals two solid white opals, oval in shape, 10.83ct and…

Green-tinged White Opals: 10.83ct & 16.81ct Ovals

Loose opals two solid white opals, oval in shape, 10.83ct and 16.81ct, white with green colour

Loose opals two solid white opals, oval in shape, 3.46ct in…

Green Blue Solid White Oval Opals, 3.46ct Total

Loose opals two solid white opals, oval in shape, 3.46ct in total, green blue colour

Loose opals three solid white opals, oval in shape, 0.85ct, 1.…

Colorful Oval Opals: 3 Loose White, Green and Red

Loose opals three solid white opals, oval in shape, 0.85ct, 1.37ct,and 1.72ct, green red in colour

Loose opals three solid white opals, oval in shape, 3.45ct and…

White Oval Opals with Green and Red Hues

Loose opals three solid white opals, oval in shape, 3.45ct and 2 x 0.75ct, white with green red colour

An unset solid white opal; displaying fine spectral colours, wt.…

Fine Spectral White Opal, 15ct

An unset solid white opal; displaying fine spectral colours, wt. 15ct

Unset opal Triplet

Opal Triplet Unset

Unset opal Triplet

Selection of unset gemstones, including opal, garnet etc

Unset Gemstones: Opal, Garnet, and More

Selection of unset gemstones, including opal, garnet etc

Eight loose beads three pairs; two single; carved dragons in…

Assorted Beads and Carvings with Enamel and Opal Inlay

Eight loose beads three pairs; two single; carved dragons in ivory, carved flowers in wood with signature; red enamel with opal inlay; black enamel with incised leaves; red enamel with incised design; origin unknown; excellent condition 7 mm - 1 cm

Unset Australian opal (6cts)

6ct Unset Australian Opal

Unset Australian opal (6cts)

Unset Australian opal (4cts)

4ct Unset Australian Opal

Unset Australian opal (4cts)

A collection of tumbled white opal, the three opals mounted in…

Melba's White Opal Collection

A collection of tumbled white opal, the three opals mounted in pronged metal settings, length approximately 63 mm. Property from the Collection of Dame Nellie Melba GBE

Three gold rings; one in 14ct with an abraded opal (4.3g,…

Gold Rings with Opal, Nephrite, and Unset Mount

Three gold rings; one in 14ct with an abraded opal (4.3g, stamped 18k), one in 18ct set with nephrite (6.5g) and a 9ct unset mount (3.5g)

Unset black opal (1ct approx)

1ct Unset Black Opal

Unset black opal (1ct approx)

Unset Australian opal (approx 4cts)

4ct Unset Australian Opal

Unset Australian opal (approx 4cts)

Three loose opals. Presented as three loose opals, two oval…

Vibrant Loose Opals: Trio of Multi-Spectral Gems

Three loose opals. Presented as three loose opals, two oval shaped, one pear shaped, each of strong multi spectral colours, measuring 45 x 35 mm, 22 x 17 mm and 20 x 13 mm

An unset 17.81ct solid white opal.

17.81ct Unset White Opal

An unset 17.81ct solid white opal.

Three loose white opals, two oval cut, one quadrilateral cut.

Three White Opals: Oval and Quadrilateral Cuts

Three loose white opals, two oval cut, one quadrilateral cut.

A loose oval white opal, 20.1 x 15.1 mm

Large Oval White Opal

A loose oval white opal, 20.1 x 15.1 mm

Two unset Boulder matrix opals approx 8.8 grams

8.8g Unset Boulder Matrix Opals

Two unset Boulder matrix opals approx 8.8 grams

Box of 12 loose marquise shape opals

12 Loose Marquise Opals

Box of 12 loose marquise shape opals

Two good colour solid unset white opals approx 2 grams

Pair of 2g Unset White Opals - Stunning Colors!

Two good colour solid unset white opals approx 2 grams

Unset black opal

Unleashed Opal

Unset black opal

Four unmounted Gemstones, 2 white opals totalling 7.83ct, a…

Opals, Lapis, and Garnet Gemstones Set

Four unmounted Gemstones, 2 white opals totalling 7.83ct, a cabochon lapis and garnet (small chip to base of garnet

Two loose opal Triplet Gemstones, oval- 28 x 20 mm.…

Large Opal Triplet Gemstones - Oval & Triangular Shapes

Two loose opal Triplet Gemstones, oval- 28 x 20 mm. Triangular-22 x 15 mm

One loose solid white opal, 4.70ct measures 18 x 10 mm, 4.70ct

Large 4.70ct Solid White Opal - 18x10mm

One loose solid white opal, 4.70ct measures 18 x 10 mm, 4.70ct

A loose solid black opal, the oval opal cut en cabochon…

9.71ct Oval Black Opal with Colorful Play of Colors

A loose solid black opal, the oval opal cut en cabochon displaying green, blue and red play of colours, measuring 22.9 mm x 14.45 mm weighing 9.71cts

Loose black opal (2ct)

2ct Loose Black Opal

Loose black opal (2ct)

Eight unset pear-shaped Australian opals

Australian Opal Set: 8 Pear-Shaped Beauties

Eight unset pear-shaped Australian opals

Unset pear shaped Australian opal

Unset Australian Opal: Perfect for Custom Jewelry

Unset pear shaped Australian opal

Unset pear shaped black opal

Unset Black Opal: Perfect Pear Shape

Unset pear shaped black opal

An opal and diamond cluster ring, the oval solid white opal cut…

Opal and Diamond Cluster Ring

An opal and diamond cluster ring, the oval solid white opal cut en cabochon having four graduated round brilliant cut diamonds set to each shoulder totalling 0.80cts, mounted in 18ct white gold, ring size U. Condition: ring presents in good condition.…

A loose crystal white opal, one loose freeform cabochon crystal…

Sparkling 13.34ct Crystal White Opal Cabochon

A loose crystal white opal, one loose freeform cabochon crystal white opal, measuring 14.8 mm x 27 mm, strong aqua, green and blue in colour with flashes of orange, weighing 13.34ct

Unset solid boulder opal (9.9ct) cabochon good red colour…

Red Seamed Boulder Opal Cabochon (9.9ct)

Unset solid boulder opal (9.9ct) cabochon good red colour through seams

Unset solid opal (7.35ct) cabochon

7.35ct Unset Solid Opal Cabochon

Unset solid opal (7.35ct) cabochon

Unset pear shaped Australian opal

Unset Opal: Stunning Australian Beauty

Unset pear shaped Australian opal

Opal. A rectangular cabochon of natural semi black opal with…

Semi Black Opal Cabochon with Colorful Hues

Opal. A rectangular cabochon of natural semi black opal with greens and blues to one side and reds and oranges to the other size 24 x 11.2 mm

Unset pear shaped opal

Unset Opal: Perfectly Pear-Shaped

Unset pear shaped opal

Two unset white opals, totalling 2.66ct

2.66ct Pair of Unset White Opals

Two unset white opals, totalling 2.66ct

A good unmounted oval Australian black opal. Lightning ridge…

Vibrant 3.6 ct Lightning Ridge Black Opal Oval

A good unmounted oval Australian black opal. Lightning ridge type, 3.6 carats. Dimensions 13.6 mm x 10 mm. Showing a vibrant colour display.

Loose polished crystal opal, 3.75ct

Polished Crystal Opal - 3.75ct Loose Stone

Loose polished crystal opal, 3.75ct

Loose polished crystal opal, 3.5ct

Polished Crystal Opal - 3.5ct

Loose polished crystal opal, 3.5ct

Three unset Australian solid black opals

Unset Black Opals from Australia

Three unset Australian solid black opals

Unset marquise shaped solid opal

Unset Marquise Opal: A Stunning Gemstone

Unset marquise shaped solid opal

Five various unset pear shaped solid opals

Assorted Pear Opals: Unset and Solid

Five various unset pear shaped solid opals

Unset pear shaped solid opal

Unset Opal: Perfect for Custom Jewelry

Unset pear shaped solid opal

Outstanding & unique 117 ct Lightning ridge black opal, set in…

117 ct Lightning Ridge Black Opal Belt Buckle

Outstanding & unique 117 ct Lightning ridge black opal, set in a ladies 18ct gold belt buckle with a diamond and emerald surround, and a bespoke Hermes crocodile belt approx Specifications: GSL certificate, solid natural opal (type 1), Variety black N2,…

Unset pear shaped opal

Unset Opal: Perfectly Pear-Shaped

Unset pear shaped opal

Two unset opals, one as inspected

Unset Opals: One Inspected

Two unset opals, one as inspected

Three loose white opals, Presented as three oval cabochon cut…

Triplet of Spectral Opals

Three loose white opals, Presented as three oval cabochon cut loose Australian white opals, one measuring 11.45 x 9.4 mm with strong red spectral colours, the second measuring 11.6 x 9.8 mm with strong green and blue spectral colours and the final…

Four loose opals, marquise shaped, 10 x 4 mm

Set of Four 10x4mm Marquise Opals

Four loose opals, marquise shaped, 10 x 4 mm

A loose opal, pear shaped. Length 16 mm

Pear-Shaped Opal, 16mm Length

A loose opal, pear shaped. Length 16 mm

A loose opal, marquise cut, 1.9 x 0.7 cm

Marquise Opal Loose Gemstone - 1.9 x 0.7 cm

A loose opal, marquise cut, 1.9 x 0.7 cm

Two loose opals, 25.06×17.67×59 mm and 9.85×8.43 x 3 mm

Two Loose Opals: Varying Sizes for Unique Jewelry Making

Two loose opals, 25.06×17.67×59 mm and 9.85×8.43 x 3 mm

Unset 4.99ct Australian polished solid opal

Stunning 4.99ct Australian Opal - Polished and Solid

Unset 4.99ct Australian polished solid opal

Unset 3.35ct Australian polished sold opal

3.35ct Australian Polished Opal for Sale

Unset 3.35ct Australian polished sold opal

Unset 7.42ct Australian polished sold opal

7.42ct Australian Opal - Sold!

Unset 7.42ct Australian polished sold opal