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Opal Doublet Parcel 1.69ct Mixed Size

AU$451

Mixed size Australian opal doublet parcel 1.69ctw, featuring vivid red, orange, yellow, green, blue, and cyan fire. Calibrated and freeform cabochons perfect for jewelers, designers, and collectors seeking vivid Australian opal doublets for creative jewelry applications.

Stone Type: Australian Opal Doublet
Quantity: 4 stones (matched set)
Total Weight: 1.69ctw approx
Dimensions: 10x5mm, 8x4mm, 6x3mm Marquise, 3mm round
Color: Red, orange, yellow, green, blue, cyan fire
Shape: Mixed calibrated and freeform cabochons
Treatment: Opal doublet (natural crystal opal bonded to ironstone)
Suitable For: Earrings, pendants, matching jewelry sets, custom designs

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Opal Doublet Parcel 2.56ct

AU$451

Australian opal doublet freeform parcel totaling 2.56ctw, featuring vivid metallic flashes of orange, yellow, green, blue, and cyan. Three individually polished cabochons ideal for custom earrings, pendants, and bespoke jewelry designs.

Stone Type: Australian Opal Doublet
Quantity: 3 stones (matched set)
Total Weight: 2.56ctw approx
Dimensions: 11.8 x 4.3 mm / 10 x 5.5 mm / 8.7 x 4.6 mm
Color: Orange, yellow, green, blue, cyan fire
Shape: Freform cabochon
Treatment: Opal doublet (natural crystal opal bonded to ironstone)
Suitable For: Earrings, pendants, custom jewelry, accent stones
Perfect for jewelers, designers, and collectors seeking vivid Australian opal doublets for creative jewelry applications.

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Boulder Opal Pendant 21ct

AU$451

21ct solid boulder opal from Queensland, Australia, shows vivid blue and green fire with fossil wood matrix. 100% natural, untreated drilled gemstone pendant, ideal for daily wear, custom opal jewelry, and collectors.

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0.83ct Natural Black Opal Lightning Ridge

AU$451

💎 Opal Details:
Type: Natural Black Opal
Origin: Lightning Ridge, Australia
Dimensions: 11 x 6.2 x 1.8 mm approx
Weight: 0.83ct approx

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Sterling Silver Vein Boulder Opal Ring 48ct US10

AU$451

Opal: Natural, Solid, Untreated, Polished
Source: Queensland, Australia
Setting Dimensions: 19x19x6 mm approx
Whole Ring Weight: 48 ct approx
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm approx
Ring Size: U10 (Size change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver

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Sterling Silver Green Oval Boulder Opal Ring 20 ct US 8

AU$451

Opal: Natural, Solid, Untreated, Polished
Source: Queensland, Australia
Setting Dimensions: 17.5x12x5 mm approx
Whole Ring Weight: 20 ct approx
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm approx
Ring Size: US8 (Size change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver

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Sterling Silver Australian Boulder Opal Ring US 8

AU$451

Opal: Natural, Solid, Untreated, Polished
Setting Dimensions: 21x12x6 mm
Whole Ring Weight: 24 ct
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm
Ring Size: US8 (Size Change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver

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Wood Fossil Boulder Opal Pendant 77ct

AU$451

77ct Australian wood fossil boulder opal pendant from Winton, Queensland. This freeform polished cabochon features glittery green, yellow, and orange fire across rich brown ironstone. Drilled and ready to wear on a dark brown adjustable cord. Natural, untreated October birthstone jewelry.

Type: Natural Solid Wood Fossil Boulder Opal Pendant
Origin: Winton, Queensland, Australia
Weight: 77ct
Dimensions: 43 × 29 × 8 mm
Colors: Glittery green, yellow, orange fire
Body tone: Brown ironstone wood fossil
Cut / Shape: Freeform polished cabochon
Necklace: Dark brown adjustable cord
Treatment: 100% natural, untreated (not doublet or triplet)

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3.62ct Natural Crystal Boulder Opal

AU$451

Natural Solid Untreated Australian Pipe Crystal Boulder Opal Polished Stone
Weight: 3.62 carats
Dimensions: 15x9x3.5 mm
Source: Winton, QLD, Australia
Size and weight are approximate

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Aqua Blue Queensland Boulder Opal Teardrop Ringstone 3.7 ct

AU$451

Natural Solid Untreated Australian Boulder Opal Polished Stone
Weight: 3.7 carats
Dimensions: 13x10x3.5 mm
Source: Winton, QLD, Australia
Size and weight are approximate

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59.5 ct natural purple and green boulder opal pendant from Winton Australia in a teardrop shape with sterling silver setting
New
Natural 59.5 ct Winton boulder opal pendant shown worn on a silver chain with purple green color and teardrop shape

Silver Boulder Opal Pendant 59.5 ct

AU$451
Select options This product has multiple variants. The options may be chosen on the product page
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37ct Koroit Boulder Opal Pendant

AU$451

Pendant: S925 Stamped Rhodium Plated Sterling Silver
Opal: Natural, Solid, Untreated, Polished
Source: Koroit, Queensland, Australia
Dimensions: 35x15x6mm
Whole Pendant Weight: 37 ct
(Size and weight are approximate)

Select options This product has multiple variants. The options may be chosen on the product page
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293g Koroit boulder opal matrix rubs rough parcel of 10 pieces from Queensland, Australia with golden amber ironstone, teal veining, and purple concentric ring patterns. Natural, untreated.
-39%
293g Koroit boulder opal matrix rubs parcel from Queensland, Australia showing warm golden amber ironstone with natural web patterns and teal opal veining. 100% natural and untreated.

Koroit Boulder Opal Matrix Rubbed Rough Parcel 293g

Original price was: AU$722.Current price is: AU$444.

Weight: 293 gram total weight
Dimensions: See ruler in image
Source: Koroit, QLD, Australia
Price: $520
Quantity: 10 Pieces
Description:
Note: Opals are wet to show color and taken under LED Lighting. Price includes Worldwide Registered Shipping.

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Opal Doublet Parcel Calibrated Oval and Round 3.83ct

AU$444

Australian opal doublet parcel with Bright golden green fire dominates this calibrated opal doublet parcel, supported by flashes of blue across multiple oval and round stones. The consistent color and polish make this parcel highly suitable for professional jewelry use.
Includes a mix of round and oval calibrated sizes, allowing flexible design for rings, earrings, pendants, or multi stone layouts.

Stone Type: Australian Opal Doublet
Origin: Coober Pedy, Australia
Size: 3 mm round, 5×3 mm, 6×4 mm, 7×5 mm, 8×6 mm
Total Weight: 3.83ctw approx

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Sterling Silver Rectangle Boulder Opal Ring 22 ct US 7

AU$444

Opal: Natural, Solid, Untreated, Polished
Setting Dimensions: 19x14x5 mm
Whole Ring Weight: 22 ct
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm
Ring Size: US7 (Size Change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver

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4.72ct Natural Dark Opal – Half Moon Multicolor

AU$444


Opal Details:
Type: 100% Natural, Solid, Untreated, Polished 

Origin: Lightning Ridge, NSW, Australia

Dimensions: 24 × 9.3 × 3.5 mm (approx.)

Weight: 4.72ct (approx.)

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Wood Fossil Boulder Opal Pendant 54ct

AU$444

Opal Details:

Type: Natural, Solid, Untreated Polished Wood Fossil Boulder Opal

Origin: Queensland, Australia

Dimensions: 36 × 25 × 5 mm (approx.)

Weight: 54ct (approx.)

Necklace Details:

Type: Adjustable Slide Knot Cord

Color: Dark Brown

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Wood Fossil Boulder Opal Pendant 35ct

AU$444

35ct Australian wood fossil boulder opal pendant from Winton, Queensland featuring vivid green, blue, and yellow fire with subtle orange flashes. Polished teardrop shape with natural drilled hole, ready to wear on a brown adjustable cord. 100% natural and untreated October birthstone opal.

Type: Natural Solid Wood Fossil Boulder Opal Pendant
Origin: Winton, Queensland, Australia
Weight: 35 ct (approx.)
Dimensions: 31 x 20 x 6 mm (approx.)
Color: Green, blue, yellow, and orange fire in fossil wood matrix
Cut Shape: Teardrop polished freeform
Necklace: Brown adjustable cord, ready to wear
Treatment: 100% natural, untreated opal (not a doublet or triplet)

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Wood Fossil Boulder Opal Pendant 34ct

AU$444

34ct Australian wood fossil boulder opal pendant from Winton Queensland featuring vivid lime green and deep blue fire across its polished oval cabochon surface. Finished with a natural drilled hole and adjustable beige cord necklace. 100% natural and untreated, ideal for October birthstone jewelry.

Type: Natural solid boulder opal pendant
Material: Wood fossil boulder opal
Origin: Winton, Queensland, Australia
Weight: 34 carats
Dimensions: 30 x 19 x 5 mm approx
Color: Lime green and deep blue fire with polished brown ironstone
Cut / Shape: Oval cabochon
Necklace: Adjustable beige braided cord
Treatment: 100% natural untreated opal not a doublet or triplet

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3.4ct Natural Boulder Opal Deep Blue Fire

AU$444

100% Natural Solid Boulder Opal Polished Stone
Weight: 3.4 ct
Dimensions: 14.8×8.2×3 mm
Source: Winton,QLD, Australia
Size and weight are approximate

Natural Australian Opal

Explore genuine natural Australian opals from the world’s premier opal fields including Lightning Ridge, Queensland, and South Australia. Our collection features stunning black opals with intense color displays, vibrant boulder opals with natural ironstone backing, luminous crystal opals showcasing transparency, and elegant white opals with soft pastel hues. Each opal is ethically sourced, 100 percent natural and untreated, displaying unique play of color with brilliant flashes of red, blue, green, and rainbow patterns that make every stone genuinely irreplaceable.

Shop loose opal gemstones perfect for custom jewelry creation, finished opal rings and pendants in silver, gold, and platinum settings. Whether you are a collector seeking investment quality specimens, a jeweler sourcing premium gemstones, or someone drawn to the mesmerizing beauty of Australian opals, our curated selection delivers exceptional quality, authenticity, and the timeless appeal of Australia’s national gemstone celebrated worldwide as the October birthstone.

Natural Australian Opal FAQs

What is Australian opal?

Australian opal is a precious gemstone formed from silica deposits that displays unique play of color with flashes of blue, green, red, orange, and rainbow hues. Australia produces over 95 percent of the world’s precious opals from mining fields including Lightning Ridge, Queensland, and South Australia, making it the global center for opal production.

What are the different types of Australian opals?

The main types of Australian opals include black opal from Lightning Ridge with dark backgrounds enhancing color displays, boulder opal from Queensland with natural ironstone backing, crystal opal featuring transparency and luminosity, and white opal from South Australia with lighter milky backgrounds and pastel colors.

How do I know if my Australian opal is real?

Real Australian opals display natural play of color that shifts with movement and viewing angle, have irregular patterns unique to each stone, and show depth when examined closely. Doublets and triplets have visible layers when viewed from the side, while solid opals are cut from single pieces. Professional gemological testing can confirm authenticity definitively.

How do I care for my Australian opal jewelry?

Remove opal jewelry before swimming, bathing, or using harsh chemicals. Clean gently with mild soap and lukewarm water using a soft cloth. Avoid extreme temperature changes and prolonged direct sunlight. Store opals separately in soft pouches to prevent scratching from harder gemstones. With proper care, Australian opals remain beautiful for generations.

What is the difference between black opal and white opal?

Black opal features a dark background that makes colors appear more vivid and dramatic, found primarily at Lightning Ridge. White opal has a lighter milky background displaying softer pastel colors, sourced mainly from South Australian fields like Coober Pedy. Both are genuine precious opals with play of color.

Can Australian opals be worn every day?

Yes, Australian opals can be worn daily with reasonable care. Boulder opals are particularly durable due to their natural ironstone backing. Remove opal jewelry during activities involving impacts, chemicals, or extreme temperatures. Rings may require more careful wear than pendants or earrings due to exposure.

Why is Lightning Ridge famous for opals?

Lightning Ridge is famous for producing the world’s finest black opals with exceptional color displays on dark backgrounds. The unique geological conditions in this New South Wales region created over millions of years result in opals found nowhere else on Earth, making Lightning Ridge material highly sought after by collectors worldwide.