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0.5ct Black Opal – Neon Red Rainbow Fire
Opal Details:
Type: Natural, Solid, Untreated Black Opal
Origin: Lightning Ridge, Australia
Dimensions: 8.7×6.4×1.9 mm (approx.)
Weight: 0.5ct (approx.)
13.1ct Natural Crystal Boulder Opal Round
AU$2,856💎 Opal Details:
- Type: 100% Natural Pipe Crystal Boulder Opal
- Origin: Winton, QLD, Australia
- Dimensions: 18 × 18 × 7 mm
- Weight: 13.1ct
This item is eligible to purchase on a Payment Plan
2.14ct Natural Black Opal Heart with Rolling Multicolor Fire
AU$2,835Natural Black Opal from Lightning Ridge Australia
Green and orange fire with deep neon glow and strong contrast
Heart shape solid untreated gem October birthstone for statement pendant or ring
Dimensions: 9.7 x 9.4 x 4.2 mm approx
Weight: 2.14 carats approx
Purity: 100% Australian opal no doublet or triplet
6.4ct Natural Crystal Boulder Opal
AU$2,835Natural Solid Untreated Australian Crystal Boulder Opal Polished Stone
Weight: 6.4 ct
Dimensions: 19x12x4 mm
Source: Winton, QLD, Australia
Size and weight are approximate
Boulder Opal 4.6ct Vivid Multicolor Fire
AU$2,699Genuine Australian boulder opal features a rare vivid pinkish orange yellow fire. Cut with a highly polished smooth surface, this premium loose stone is ready to make into a custom ring or high end jewelry design.
Type: Natural Solid Boulder Opal Gemstone
Origin: Winton, Queensland, Australia
Dimensions: 18.5mm x 7.3mm x 4mm approx
Weight: 4.6 ct approx
Opal Doublet 28.05ct Red Multicolor Fire
AU$2,642Australian opal doublet with intense red, orange and multicolor fire in a polished large freeform cabochon. Ideal for statement ring, pendant or custom jewellery, suitable as a centre stone for bold jewellery design.
Type: Australian Opal Doublet
Origin: Australia
Dimensions: 35.9 × 25.6 × 3.5 mm
Weight: 28.05ct
Lightning Ridge Opal Wholesale Jewelers Parcel 15ctw
AU$2,571Weight: 15 carat total weight
Dimensions: Cushion 44x44mm
Source: Lightning Ridge, NSW, Australia
Price: $1800
Quantity: 25 Pieces
Description:
Great Value Jewelers Parcel. This parcel is a mix of mostly black opals, dark opals and a few black/dark crystal opals. Wholesale priced; double to triple the price if all opals sold individually. Price includes Worldwide Registered Shipping
Lightning Ridge Opal Jewelers Parcel 15ctw
AU$2,571Weight: 15 carat total weight
Dimensions: Cushion 44x44mm
Source: Lightning Ridge, NSW, Australia
Price: $1800
Quantity: 25 Pieces
Description:
Great Value Jewelers Parcel. This parcel is a mix of mostly black opals, dark opals and a few black/dark crystal opals. Wholesale priced; double to triple the price if all opals sold individually. Price includes Worldwide Registered Shipping
Opal Doublet 16.1ct Red Multicolor Fire
AU$2,571Australian opal doublet with intense red and multicolor fire. Freeform loose stone for pendants, and October birthstone jewelry.
Dimensions: 34.1 x 19.4 x 2.9 mm approx
Weight: 16.1 ct approx
Type: Australian Opal Doublet
Suitable For: Rings, pendants, custom jewelry settings
Black Opal Teardrop – 2.84 ct Green Blue Fire Gemstone
AU$2,392Opal: Natural, Solid, Untreated, Polished
Source: Lightning Ridge, Australia
Dimensions: 18.5×8.5×2.8 mm
Weight: 2.84 ct
(Size and weight are approximate)
Dark Opal 0.93ct Neon Multicolor Fire
AU$2,285Natural Australian opal displaying vivid neon bright pink, orange, yellow, green, and blue fire with strong color contrast. Polished oval cabochon, ideal as a premium center stone for a ring or fine jewelry setting.
Type: Natural Solid Untreated Dark Opal (Semi Black Opal)

Origin: Lightning Ridge Australia

Dimensions: 6.8×5.8×3.5 mm
Weight: 0.93ct
2.75ct Crystal Opal Lightning Ridge
AU$2,285Natural Solid Untreated Crystal Opal Polished Stone
Weight: 2.75 ct
Dimensions: 15.2x9x3 mm
Source: Lightning Ridge, NSW, Australia
Size and weight are approximate
15.9ct Natural Boulder Opal Wood Fossil
AU$2,285Natural Solid Untreated Australian Boulder Opal Polished Stone
Weight: 15.9 carats
Dimensions: 26×17.5x5mm
Source: Winton, QLD, Australia
Size and weight are approximate
Black Crystal Opal 2.99 ct Multicolor Fire
AU$2,156Australian black crystal opal from Coocoran, Lightning Ridge displaying vivid red, green and yellow fire in a pear shaped cabochon. Natural untreated opal loose stone for custom jewelry and October birthstone designs.
Type: Natural Solid Black Crystal Opal
Origin: Coocoran, Lightning Ridge, Australia
Weight: 2.99ct approx
Dimensions: 13.9 x 9.0 x 3.8 mm approx
Shape: Loose cabochon ready for claw/prong or bezel jewelry settings.
Opal Doublet 35.89ct
AU$2,085Australian opal doublet with strong red, orange, yellow, green, blue and cyan fire in a large cushion cabochon. Suitable for pendant or custom jewellery. Suitable as a centre stone for statement jewellery and bold pendant designs.
Type: Australian Opal Doublet
Origin: Australia
Dimensions: 31.8 x 31.4 x 3.7 mm
Weight: 35.89ct
5.25ct Natural Dark Opal Lightning Ridge
AU$2,071Natural Solid Untreated Australian Lightning Ridge Dark Opal Polished Stone
Dimensions: 17×10.5×5 mm
Weight : 5.25 ct
Source : Lightning ridge, NSW, Australia
Size and weight are approximate
8.32ct Dark Opal Heart – Neon Green Blue Fire
AU$2,056Opal Details:
Type: Natural, Solid, Untreated, Polished Dark Opal
Origin: Lightning Ridge, Australia
Dimensions: 17.4 × 23.6 × 3.1 mm (approx.)
Weight: 8.32ct (approx.)
3.73ct Natural Crystal Opal Lightning Ridge
AU$2,056100% Natural Australian Opal, Untreated, Polished
Dimensions: 15.5x12x4.5 mm
Weight: 3.73 ct
Source: Lightning Ridge, NSW, Australia
(Size and weight are approximate)
34.7ct Natural Boulder Opal Winton Electric Blue
AU$2,056Natural Solid Untreated Australian Boulder Opal Polished Stone
Weight: 34.7 carats
Dimensions: 34.5×19.5×6 mm
Source: Winton, QLD, Australia
Size and weight are approximate
4.76ct Natural Dark Opal Lightning Ridge
AU$2,035100% Natural Dark Opal (Semi Black Opal)
Weight: 4.76 ct
Dimensions: 14x11x4 mm
Source: Lightning Ridge, NSW, 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.