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Opal Earrings Studs 14K Yellow Gold
AU$425Brilliant multicolor Fire Australian opal stud earrings set in solid 14K yellow gold.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Opal Color: Orange, Yellow, Green Blue
Stone Size: 4 mm round approx
Total Weight: 3.29ct
3mm Round Calibrated Opal Doublet Parcel 3.05ct
AU$419Australian opal doublet parcel 25pcs calibrated 3mm round. Strong red dominant fire with flashes of orange, green, and blue across calibrated 3mm round opal doublets. Consistent sizing makes this parcel ideal for earrings, rings, and fine jewelry settings.
Stone Type: Australian Opal Doublet
Origin: Coober Pedy, Australia
Size: 3mm round calibrated
Total Weight: 3.05ctw approx
3mm Round Calibrated Opal Doublet Parcel 3.15ct
AU$419Australian opal doublet parcel 25pcs calibrated 3mm round. Bright red dominant fire with flashes of orange, green, and blue across matched 3mm round calibrated opal doublets. Ideal for earrings, rings, and micro pavé jewelry.
Stone Type: Australian Opal Doublet
Origin: Coober Pedy, Australia
Size: 3mm round calibrated
Total Weight: 3.15ctw approx
Opal Doublet Pair 6.7ct
AU$4192 piece Australian opal doublet parcel totaling 6.7ctw, featuring vivid green and blue fire. Freeform polished cabochons, uncalibrated, ideal for earrings, pendants, or custom jewelry designs.
Stone Type: Natural Australian Opal Doublet
Quantity: 2 stones
Total Weight: 6.7ctw approx
Dimensions: Approx 14 x 11.6 x 3 mm Approx 11.7 x 13.8 x 3 mm
Color: Green and blue fire
Shape: Freeform cabochon
Treatment: Opal doublet (natural crystal opal bonded to ironstone)
2.26ct Crystal Boulder Opal
AU$4192.26ct Australian crystal opal features pastel green and blue fire with soft lavender undertones. Expertly polished in a freeform shape, it is ideal for rings, pendants, and fine October birthstone jewelry. Natural and untreated, perfect for custom design or a collector gemstone.
Type: Natural solid crystal opal
Origin: Queensland Australia
Dimensions: 15 x 7.9 x 3 mm
Weight: 2.26ct
Color: Pastel green and blue fire with lavender and peach body
Cut/Shape: Freeform polished cabochon
Treatment: 100 percent natural untreated opal not a doublet or triplet
Use: Ring, pendant, fine jewelry, October birthstone
Boulder Opal Pendant 31ct
AU$419Opal Details:
Type: Natural Solid Untreated Boulder Opal
Origin: Winton Queensland Australia
Dimensions: 25x16x6mm approx
Weight: 31ct approx
Necklace Details:
Type: Adjustable Slide Knot Cord
Color: Black
Sterling Silver Vein Boulder Opal Ring 34ct US9 3/4
AU$419Opal: Natural, Solid, Untreated, Polished
Source: Queensland, Australia
Setting Dimensions: 16×14.5×8 mm approx
Whole Ring Weight: 34 ct approx
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm approx
Ring Size: U9 3/4 (Size change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver
Sterling Silver Purple Teardrop Boulder Opal Ring 22.5ct US8
AU$419Opal: Natural, Solid, Untreated, Polished
Source: Queensland, Australia
Setting Dimensions: 23x10x5 mm approx
Whole Ring Weight: 22.5 ct approx
Ring: S925 (Stamped), Rhodium Plated, Sterling Silver
Ring Band Dimension: 3.5 mm approx
Ring Size: U8 (Size change is not available)
Bezel set in Hypoallergenic Rhodium Plated 925 Sterling Silver
Boulder Opal Pendant 26ct
AU$419Type: Natural solid boulder opal pendant necklace
Origin: Winton Queensland Australia
Dimensions: 29 x 13 x 6 mm approx
Weight: 26ct approx
Color: flashes of pink green blue and orange fire with ironstone
Cut and Shape: polished long oval drilled
Necklace: brown adjustable cord necklace
Treatment: 100 percent natural untreated opal not a doublet or triplet
Wood Fossil Boulder Opal Pendant 98ct
AU$41998ct Australian boulder opal pendant necklace from Winton, Queensland featuring natural blue and purple tones within rich fossilised ironstone. Polished large oval cabochon with a natural drilled hole, finished with a dark brown adjustable cord necklace. 100% natural and untreated October birthstone jewelry.
Type: Natural Solid Boulder Opal Pendant
Origin: Winton, Queensland, Australia
Weight: 98 ct
Dimensions: 41 × 31 × 7 mm
Color: Natural blue and purple tones in fossilised ironstone
Cut Shape: Large oval cabochon
Necklace: Dark brown adjustable cord necklace
Treatment: 100% natural, untreated opal (not a doublet or triplet)
1.2ct Natural Crystal Opal Lightning Ridge
Original price was: AU$526.AU$419Current price is: AU$419.Natural Solid Untreated Australian Crystal Opal
Weight: 1.2 ct
Dimensions: 9x8x3 mm
Source: Lightning Ridge, NSW, Australia
(Size and weight are approximate)
26.81ct Double Sided Vein Australian Koroit Boulder Opal
AU$412100% Natural Polished Boulder Opal
Weight: 26.81 ct
Dimensions: 46.5×12.5×4.5 mm
Source: Koroit, QLD, Australia
4.14ct Natural Dark Opal Teardrop Green Blue
Original price was: AU$455.AU$409Current price is: AU$409.Opal: Natural, Solid, Untreated, Polished
Source: Lightning Ridge, NSW, Australia
Dimensions: 17x10x4 mm
Weight: 4.14 ct
(Size and weight are approximate)
Color: Cyan, Green, Blue
5.85ct Natural Boulder Opal
AU$405100% Natural Solid Boulder Opal Polished Stone
Weight: 5.85 ct
Dimensions: 15.5x11x3 mm
Source: Winton,QLD, Australia
Size and weight are approximate
15.28ct Natural Boulder Opal Blue Green
AU$405100% Natural Polished Boulder Opal
Weight: 15.28 ct
Dimensions: 38x15x4.5 mm
Source: Winton,QLD, Australia
10ct Boulder Opal Red Blue Green Stripe Flash
AU$39810ct Australian boulder opal from Winton Queensland reveals striking red, blue, and green stripe flashes across its dark ironstone body. Expertly polished freeform cut, 100% natural and untreated. Ideal for fine jewelry, collector gemstone, or meaningful October birthstone gift.
Type: Natural Solid Boulder Opal
Origin: Winton, Queensland, Australia
Dimensions: 24 x 12.5 x 4 mm (approx.)
Weight: 10ct (approx.)
Color: Brilliant red, blue, and green stripe flash
Cut/Shape: Freeform polished cabochon
Treatment: 100% natural, untreated opal (not a doublet or triplet)
Lightning Ridge Rough Opal Parcel 300g Beginner Opal Parcel
Original price was: AU$526.AU$394Current price is: AU$394.Weight: 300 gram total weight
Dimensions: Container is 16.5 x 16.5cm
Source: Lightning Ridge, NSW, Australia
Plenty of colorful, cuttable pieces in this great value parcel. Opals are wet to show color and taken under Natural Sunlight on an iPhone. Price includes Worldwide Registered Shipping.
Opal Doublet Parcel Calibrated 8x4mm 6x3mm
AU$391Opal doublet calibrated marquise set displays vivid neon green, blue, yellow and flashes of orange fire across deep body tones. Perfectly matched for custom earrings or fine jewelry.
Stone Type: Australian Opal Doublet
Size: 8 × 4 mm / 6 x 3 mm approx (calibrated)
Total Weight: 1.31 ctw approx
Origin: Coober Pedy, Australia
Suitable For: Earrings, rings, pendants, custom jewelry
1.48ct Crystal Boulder Opal
AU$3911.48ct Australian crystal opal with vibrant green and blue fire in a polished teardrop cut. Natural and untreated with pastel undertones and bright play of color. Ideal for opal rings, pendants, and October birthstone jewelry.
Type: Natural Solid Crystal Opal (Pipe Opal)
Origin: Queensland, Australia
Weight: 1.48ct
Dimensions: 11.8 x 7.8 x 2.7 mm
Color: Bright green blue fire
Cut/Shape: Teardrop polished cabochon
Treatment: 100% natural, untreated opal (not a doublet or triplet)
3.29ct Crystal Opal
AU$3913.29ct Australian crystal opal with green fire and soft lavender tones. Solid natural untreated gemstone ideal for fine jewelry or October birthstone jewelry setting.
Dimensions: 15.2 × 9.9 × 3.8 mm approx
Weight: 3.29 ct
Origin: Queensland Australia
Opal Type: Natural Solid Crystal Opal
Shape: Freeform triangular cabochon
Treatment: 100% natural untreated opal
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.