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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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Adelise 18ct gold black opal pendant with vivid multi-colour play and six diamond accents
green and orange opal ring with diamonds
green crystal opal engagement ring set in 14ct gold with one diamond
'Amara' Crystal Opal Ring 14ct Gold Sale price$1,995.00 AUD
'Amelia' Gold Australian Crystal Opal Earrings - Black Star Opal
blue and green opal earrings set in 14ct gold with diamonds
‘Amora’ 18ct white gold black opal pendant – heart-shaped Lightning Ridge opal
Black opal pendant necklace on a textured white background
'Arabella' Gold Lightning Ridge Black Opal Ring - Black Star Opal
'Arabella' Black Opal Ring 18ct Gold Sale price$9,995.00 AUD
black opal ring set in white gold
'Bijoux' White Gold Australian Crystal Opal Ring - Black Star Opal
Opal ring with blue and green semi-black opal in 14ct yellow gold
shimmering green opal set into 18ct white gold ring
Three-stone opal ring with blue opal gemstones on a white background
'Camila' White Gold Australian Crystal Opal Ring - Black Star Opal
'Camile' opal and diamond ring in 14ct yellow gold with bezel-set oval Coober Pedy crystal opal and 16 shoulder-set white diamonds
'Camile' Crystal Opal Ring 14ct Gold Sale price$3,295.00 AUD
14ct white gold pendant with uniquely shaped Coober Pedy solid white opal and bezel-set diamond accent
Gold pendant with a teardrop-shaped opal stone on a textured white surface
'Carli' White Opal Pendant 14ct Gold Sale price$1,395.00 AUD
14ct yellow gold stud opal earrings with round blue-green Australian doublet opals and diamond halo
Gold ring with a green and blue opal stone on a light background
'Carmen' Doublet Opal Ring 14ct Gold Sale price$1,995.00 AUD
‘Cassidy’ 14ct white gold black opal pendant – rectangular Lightning Ridge opal with diamond enhancer clasp by Black Star Opal
Close-up of Celeste opal ring showing oval-shaped crystal opal and diamond shoulders
'Celeste' Crystal Opal Ring 14ct Gold Sale price$3,550.00 AUD
lightning ridge crystal opal necklace
Luxury Australian opal necklace with bezel-set diamonds
multi-colour round crystal opal white gold ring with one diamond
blue opal earrings set in white gold with diamonds
‘Corinne’ 14ct yellow gold opal pendant with diamonds – Australian doublet opal jewellery by Black Star Opal
multi-colour crystal opal ring set in white gold with two white shoulder-set diamonds
'Danika' 14ct gold pendant with triangular Australian doublet opal and bezel-set white diamond
Darya Lightning Ridge teardrop opal pendant in 18ct yellow gold with diamond enhancer
Colourful white opal ring with diamonds on a white rock
green and blue with yellow highlights crystal opal ring set in 18ct gold with 36 diamonds
'Dhana' Crystal Opal Ring 18ct Gold Sale price$7,550.00 AUD
green opal earrings set in white gold with diamonds
doublet opal ring set in 18ct yellow gold
'Dylan' Boulder Opal Ring 14ct Gold Sale price$9,950.00 AUD
'Dynasty' Gold Australian Crystal Opal Ring - Black Star Opal
'Dynasty' Crystal Opal Ring 9ct Gold Sale price$2,595.00 AUD
two crystal opals set in a white gold ring with diamonds
‘Eira’ opal ring in 18ct yellow gold with vivid black opal and 22-diamond halo
Elegant gold opal earrings featuring bezel-set multi-coloured doublet opals.
crystal opal earrings white gold
14ct yellow gold Australian crystal opal ring featuring a genuine oval Coober Pedy solid opal in a polished bezel setting
'Elina' Crystal Opal Ring 14ct Gold Sale price$1,695.00 AUD
blue and green doublet opal pendant set in white gold
Luxury Australian black opal necklet featuring bezel-set rectangular opal in 14ct yellow gold adjustable chain with diamonds
'Emella' Black Opal Pendant 14ct Gold Sale price$3,550.00 AUD
colourful australian opal pendant in 18ct white gold
gold opal earrings in gold with diamonds
Eveline opal ring in 14ct yellow gold with teardrop Australian doublet opal
'Eveline' Doublet Opal Ring 14ct Gold Sale price$1,995.00 AUD
‘Felicia’ 14ct white gold opal pendant with diamond – Australian blue-green doublet opal jewellery by Black Star Opal
Opal flower pendant necklace on a light background
crystal opal pendant
blue and green crystal heart pendant

The Timeless Elegance of Opal and Diamond Jewelry

Opal and diamond jewellery beautifully combines the natural brilliance of Australian opals with the enduring 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 necklace, or elegant earrings, our collection offers timeless designs that reflect both craftsmanship and heritage—jewellery you can treasure for a lifetime.

Why Choose Diamond Jewelry With Opals?

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. Whether you're drawn to a bold statement piece or a delicate everyday design, these rings come in a wide range of expertly crafted styles—from timeless solitaires to ornate vintage-inspired settings. 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, Black Star Opal offers 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. The diamonds enhance the opal’s vivid hues, adding brilliance without overshadowing its natural beauty. 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 diamonds, Black Star Opal ensures every necklace reflects quality, authenticity and lasting beauty.

Opal and Diamond Earrings

Opal and diamond earrings 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. Whether worn as a daily accessory or saved for special occasions, they will never go unnoticed.

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.

 Opal and Diamond Jewelry FAQs

1. 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.

2. 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.

3. How does 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.

4. 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.

5. Can opal and diamond jewellery be worn daily?

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

6. 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.

7. 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.

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

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

9. 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 Lightning Ridge in 1969—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 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.

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.

October birthstone jewellery collection of opal rings and pendant

Celebrate Your Special Gem

OPAL BIRTHSTONE JEWELLERY

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

EXPERIENCE THE BLACK STAR OPAL DIFFERENCE

FREE GLOBAL SHIPPING

Enjoy free trackable worldwide delivery, insured to your door

MONEY BACK GUARANTEE

Customer satisfaction with our 30-day money back guarantee

TAX-FREE SHOPPING

International orders avoid 10% Australian goods & services tax

SECURE PAYMENTS

Shop confidently with our secure credit card payment system

AUTHENTICITY CERTIFICATE

Opal jewellery & gems include Certificate of Authenticity

CLICK HERE FOR 100+ FIVE-STAR GOOGLE REVIEWS

Hear From Our Happy Customers

★★★★★

"Very good quality workmanship. Color of opals was very nice. I will be ordering again here shortly. Can't go wrong with Black Star Opal!"

Darrell Carter

★★★★★

"I wanted a nice opal pendant from a good company, and Black Star Opal is definitely a good company."

Lisa Collins

★★★★★

"Two things stand out: quality of product and quality of service. If a sixth star for excellence could be awarded, Black Star Opal should receive it."

Bruce Bennett

OPAL JEWELRY COLLECTION

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