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Opal And Diamond Jewellery

From radiant rings to luminous earrings and pendants, our opal and diamond jewelry collection is expertly crafted to showcase the natural beauty of Australian opal with sparkling brilliance and refined design

Eveline opal ring in 14ct yellow gold with teardrop Australian doublet opal

Opal & Diamond Rings

Elegant black opal and diamond pendant featuring vivid blues and greens in bezel setting

Opal Pendants

blue opal earrings set in white gold with diamonds

Opal Earrings

Lightning Ridge black opal pendant showing vivid green and blue fire

Gold Opal Jewellery

Green and blue South Australian opal ring in a bezel setting

Silver Opal Jewellery

opal bangle set in sterling silver

Opal Bracelets

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Jordan opal ring in 14ct yellow gold with square-cut Australian doublet opal
'Jordan' Doublet Opal Ring 14ct Gold Sale price$3,995.00 AUD
Gold ring with a colorful opal stone on a textured white surface
'Kalia' Doublet Opal Ring 14ct Gold Sale price$1,995.00 AUD
A gold Lightning Ridge black opal pendant necklace featuring a large, irregularly shaped opal gemstone with vibrant blue and green flashes, set on a textured light gray background.
'Kalina' Black Opal Pendant 18ct Gold Sale price$5,995.00 AUD
colourful crystal opal pendant
opal necklace set with 10 crystal opals
'Katia' Gold Australian White Opal Ring - Black Star Opal
'Katia' White Opal Ring 18ct Gold Sale price$2,995.00 AUD
blue and green Australian opal earrings in white gold
Kimora Ocean opal pendant in 14ct white gold featuring a blue-and-green oval-shaped Australian doublet opal with a red flash and seven sparkling white diamonds.
Sold outcolourful opal diamond gold pendant
Liora opal ring in 14ct yellow gold with oval Australian doublet opal and diamond shoulders
'Liora' Doublet Opal Ring 14ct Gold Sale price$2,550.00 AUD
'Logan' Gold Australian Doublet Opal Ring - Black Star Opal
'Logan' Doublet Opal Ring 18ct Gold Sale price$4,500.00 AUD
Gold cross pendant with opal stones on a white background
'Mairi' black opal ring with vivid multicolour Lightning Ridge opal and diamond halo in 18ct yellow gold
'Mairi' Black Opal Ring 18ct Gold Sale price$5,995.00 AUD
multi-coloured crystal opal ring in 18ct gold
'Margot' Crystal Opal Ring 18ct Gold Sale price$8,795.00 AUD
Marina opal pendant in 14ct white gold featuring a blue-and-green Australian doublet opal, oval-shaped and bezel set with a sparkling white diamond accent.
'Marinette' Doublet Opal Pendant 14ct White Gold
Round green crystal opal ring in 14ct white gold with diamond shoulders
A pair of white gold opal stud earrings featuring marquise-cut iridescent opal stones with small clear accent stones, displayed on a textured light gray surface.
colourful marquise shaped crystal opals set into an ornate 18ct yellow gold ring
'Melania' Crystal Opal Ring 18ct Gold Sale price$6,595.00 AUD
Melia opal ring featuring an 18ct yellow gold split band, oval-shaped Lightning Ridge crystal opal, and 14 white diamond accents
'Melia' Crystal Opal Ring 18ct Gold Sale price$8,595.00 AUD
'Melisa' Doublet Opal Earrings 14ct Gold
blue and green opal pendant set in white gold
'Milena' Doublet Opal Pendant 18ct Gold
crystal opal pendant set with 12 bright south australian solid opals
'Nerida' Doublet Opal Earrings 14ct Gold
colourful flower-cross design opal pendant with one diamond
Elegant opal necklace with a stunning blue-and-green oval-shaped Australian doublet opal, bezel set in 18ct white gold with diamond halo."
'Oceana' black opal pendant in 18ct white gold with triangular Lightning Ridge opal and diamonds
Lightning Ridge black opal pendant showing vivid green and blue fire
'Pamilla' Crystal Opal Ring 18ct White Gold
colourful crystal opal rose gold pendant
Heart-shaped opal pendant on a white background
White opal Rose gold ring with opal stones on a textured white background
'Rosa' White Opal Ring 9ct Rose Gold Sale price$2,995.00 AUD
Rose gold ring with opal stones on a textured gray background
green crystal opal stud gold earrings
'Ryla' opal ring in 14ct yellow gold featuring a vibrant green rectangular Lightning Ridge semi-black opal, bezel-set and accented with 12 sparkling white diamonds.
'Ryla' Semi-Black Opal Ring 14ct Gold Sale price$1,550.00 AUD
gold crystal opal ring with diamonds
'Sadira' Crystal Opal Ring 14ct Gold Sale price$2,795.00 AUD
'Saira' Black Opal Ring 14ct Gold
'Saira' Black Opal Ring 14ct Gold Sale price$1,995.00 AUD
A gold teardrop pendant necklace featuring a vibrant, iridescent opal gemstone, resting on a textured light gray stone surface.
'Selena' Gold Australian Doublet Opal Necklace Pendant - Black Star Opal
‘Seren’ 18ct white gold black opal pendant – triangular Lightning Ridge opal with three diamonds by Black Star Opal
'Sigrid' Gold Australian White Opal Ring - Black Star Opal
'Sigrid' White Opal Ring 18ct Gold Sale price$2,250.00 AUD
blue and green opal earrings white gold studs with diamonds
'Sofia' Gold Lightning Ridge Black Opal Ring - Black Star Opal
'Sofia' Black Opal Ring 18ct Gold Sale price$5,995.00 AUD
‘Soraya’ 18ct white gold opal ring – triangular Queensland boulder opal with diamond accents
Opal flower pendant on a silver chain against a white background
Pear-shaped blue-green opal earrings in 14ct yellow gold
Thalia crystal opal ring in 14ct white gold with round Coober Pedy opal

How To Choose Opal and Diamond Jewellery

Opal and diamond jewellery combines the natural brilliance of Australian opals with the sparkle of fine diamonds. At Black Star Opal, our pieces are crafted with expert care and backed by decades of hands-on experience in the opal industry. Every opal we use is ethically sourced from trusted Australian opal fields, ensuring authenticity and quality. Whether you're searching for an opal and diamond ring, a statement pendant, or elegant earrings, our collection offers designs that you can treasure for a lifetime.

Why Buy Diamond and Opal Jewellery?

Opals are one of the most mesmerising natural gemstones, displaying a stunning spectrum of colours that shift with the light. When set alongside diamonds, the fire and brilliance of both stones complement each other, enhancing the beauty of each piece. Opal with diamonds is not only an elegant choice but also a meaningful one, symbolising creativity, passion and love.

Opal and Diamond Rings

An opal and diamond ring is a refined choice, combining the vibrant play-of-colour in Australian opals with the brilliance of natural diamonds, right at your fingertips. The addition of diamonds not only enhances the opal’s natural radiance but also adds durability and elegance, especially in engagement rings where a diamond halo can help protect the opal. With decades of experience sourcing and designing quality opal jewellery, we offer opal and diamond pieces that are as unique and meaningful as the moments they represent.

Opal and Diamond Necklaces

An opal and diamond necklace beautifully highlights the radiant play-of-colour unique to Australian opals, combining elegance with sophistication. From delicate opal pendants accented by sparkling diamond halos to bold statement necklaces featuring multiple opals, each piece is expertly crafted to make the gemstone the centerpiece. Whether worn to elevate a special occasion or to bring subtle glamour to everyday looks, an opal and diamond necklace offers a stunning, versatile addition to any jewellery collection. With years of experience in sourcing premium opals and diamond jewellery, every necklace we offer reflects quality, authenticity and lasting beauty.

Opal and Diamond Earrings

Opal earrings with diamond accents are the epitome of elegance and versatility. From classic stud earrings to intricate drop designs, these earrings bring a touch of luxury to any ensemble. The contrast between the fiery opal and the dazzling diamond creates a harmonious balance that enhances the natural beauty of both stones. If you’re looking for a subtle yet striking addition to your jewellery collection, these earrings are a must-have.

Caring for Your Opal and Diamond Jewellery

To maintain the beauty and longevity of your opal and diamond jewellery, proper care is essential. Opals are a delicate gemstone and require special attention to keep them looking their best. Here are some tips to ensure your jewellery remains as stunning as the day you bought it:

Avoid Harsh Chemicals: Keep your jewellery away from household cleaners, perfumes and lotions, as these can damage the opal’s surface.

Store Properly: When not in use, store your opal and diamond jewellery in a soft pouch or lined jewellery box to prevent scratches.

Keep Away from Extreme Temperatures: Opals contain water, so extreme heat or dryness can sometimes cause them to crack. Avoid prolonged exposure to direct sunlight.

Clean Gently: Use a soft, damp cloth to wipe your opal jewellery. Avoid ultrasonic cleaners or harsh detergents, as these can possibly harm the opal.

Read more opal care tips.

 Opal and Diamond Jewellery FAQs

What makes opal and diamond jewellery unique?

Opal and diamond jewellery combines opal’s vibrant play-of-colour with the enduring sparkle of diamonds, creating pieces that are both visually stunning and symbolically rich.

Are opals durable enough to pair with diamonds?

Opals are softer than diamonds and require care, but when set alongside diamonds (often in protective settings) they can be worn safely with proper attention.

How does a diamond setting protect opals in jewellery?

Diamonds can be used in bezel or halo settings around opals to provide extra protection, minimizing the risk of chips or damage to the opal stone.

What types of opals are best suited for diamond jewellery?

Black opals, white opals, crystal opals and boulder opals are popular choices, each offering different body tones and patterns that complement the brilliance of diamonds.

Can opal and diamond jewellery be worn daily?

Yes, with proper care. Opal and diamond pieces can be worn every day if you avoid harsh chemicals, impacts and extreme temperature changes.

How should I clean opal and diamond jewellery?

Clean gently with a soft cloth and mild soapy water. Avoid ultrasonic cleaners or harsh chemicals that can damage the opal’s delicate structure.

Do diamonds enhance the colour of opals in jewellery?

Yes, the brilliance of diamonds highlights and complements the opal’s play-of-colour, enhancing the overall sparkle and appeal of the piece.

Are opal and diamond engagement rings a good alternative to traditional diamond rings?

Yes. Opal and diamond rings offer a unique, meaningful alternative with striking visual contrast and symbolism representing individuality and love.

What settings work best for opal and diamond rings?

Protective settings like bezels or halos are ideal to safeguard the opal, while prong settings showcase diamonds to maximize their brilliance.

Trusted Online Shopping with Black Star Opal

When you choose Black Star Opal, you’re embracing nearly six decades of experience, craftsmanship and passion for Australia’s national gemstone. With roots in opal mining, cutting and exporting dating back to 1969 in Lightning Ridge, we now bring that rich heritage to life both online and at The Opal Centre, located at the iconic Big Banana Fun Park in Coffs Harbour.

Each opal and diamond piece in our online store is ethically sourced from Australian opal fields and crafted by trusted jewellers, combining authenticity with artistry. We offer secure worldwide delivery, free insured shipping on qualifying orders, authenticity certification, and a 30-day returns policy to ensure your shopping experience is as dazzling as your jewellery.

Loved By Customers Worldwide

★★★★★ 4.9 average rating based on 100+ verified Google reviews
Kris Grauer, USA

Kris Grauer, USA

My Ocean Princess black opal ring is BEAUTIFUL and was sized and delivered as promised. Communication was prompt and professional. I'll be a repeat customer!

Bridget Hall, UK

Bridget Hall, UK

My opal pendant is everything I was expecting and what tremendous service. I would heartily recommend Black Star Opal to anyone.

Harald Wack, EU

Harald Wack, EU

Wow, these guys hit it out the ballpark! That opal pendant for my wife's 50th - love it! And with all the help we could have hoped for, shipped it on time from Australia to Germany! Love opal, love this company.

EXPERIENCE THE BLACK STAR OPAL DIFFERENCE

FREE GLOBAL SHIPPING

Trackable worldwide delivery, insured to your door

30-DAY RETURNS & EXCHANGES

Shop with confidence, wherever you are

AUTHENTICITY CERTIFICATE

For all Australian opal gems and jewellery purchases

AUSTRALIAN TAX-FREE SHOPPING

International orders avoid 10% goods and services tax

Living Colour in Liquid Gold

GOLD OPAL JEWELRY

Radiant and timeless, our gold opal jewellery collection showcases dazzling necklaces, rings and earrings, each glowing with Australian opal’s natural beauty and set in lustrous gold.

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October birthstone jewellery collection of opal rings and pendant

Celebrate Your Special Gem

OPAL BIRTHSTONE JEWELRY

Celebrate your October birthday with this stunning opal birthstone jewellery collection—featuring radiant natural opals in rings, necklaces, earrings and more.

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OPAL JEWELRY COLLECTION

Frequently Asked Questions

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A model wearing opal rings on three fingers and an opal necklace around her neck