Skip to content

Cart

Your cart is empty

Opal Necklaces

Immerse yourself in the beauty of our opal necklace collection, where luminous Australian opals meet exceptional craftsmanship in gold, sterling silver and gold plated silver designs that radiate colour and beauty.

Sort by

Filters

colourful white opal pendant set with a marquise shaped australian natural opalmarquise shaped opal set into a decorative pendant
marquise opal pendant in silveropal pendant in silver set with a marquise opal
‘Camille’ 14ct yellow gold opal pendant – teardrop Australian doublet opal with diamond accents by Black Star OpalTeardrop opal pendant featuring vivid blue and green play-of-colour with three sparkling diamonds in yellow gold setting
‘Cassidy’ 14ct white gold black opal pendant – rectangular Lightning Ridge opal with diamond enhancer clasp by Black Star OpalRectangular Lightning Ridge black opal pendant showing vivid floral pattern and multi-colour fire in white gold setting
14ct yellow gold opal pendant featuring a green and blue Australian doublet opal and white diamonds.Close-up of 14ct yellow gold opal necklace pendant with two sparkling white diamonds.
lightning ridge crystal opal necklaceblue and green lightning ridge opal necklace
Sold outceltic design opal pendant with a blue opal
Luxury Australian opal necklace with bezel-set diamondsAdjustable opal necklace with diamonds and a solid Lightning Ridge black opal
Clara white gold opal pendant with green crystal opalElegant oval-shaped South Australian crystal opal necklace
Sold out‘Clarissa Blue’ sterling silver opal pendant with oval Australian triplet opal in vibrant blue and green huesStatement opal necklace pendant in sterling silver featuring claw-set blue and green Australian triplet opal
colourful oval opal pendant set in sterling silveropal necklace set with a mulit-colour triplet opal in sterling silver
Sold outClassic 'Grande Blue' sterling silver opal pendant with claw-set oval Australian triplet opal glowing in vivid blue and green flashes, statement necklace designElegant 'Classic Grande Blue 'opal necklace pendant in sterling silver featuring blue-green Australian triplet opal with complimentary silver-plated chain
Sold out'Classic Grande' sterling silver opal pendant with claw-set oval Australian triplet opal in vivid multi-colour flashes, statement necklace designElegant 'Classic Grande' opal necklace pendant in sterling silver featuring multi-coloured Australian triplet opal with complimentary silver-plated chain
teardrop shape opal doublet white gold necklace featuring a blue and green opal
‘Corinne’ 14ct yellow gold opal pendant with diamonds – Australian doublet opal jewellery by Black Star OpalClose-up of Australian doublet opal pendant showing vibrant blue and green play-of-colour in yellow gold setting
colourful crystal opal 14ct gold pendantgold opal pendant set with six colourful crystal opals
Gold-plated silver cross pendant with five blue-green Australian triplet opals and a central cubic zirconia.
australian opal cross pendant
'Cross Mini Blue' Crystal Opal Pendant Silver'Cross Mini Blue' Crystal Opal Pendant Silver
'Cross' Crystal Opal Pendant 18ct Gold
'Cross' Gold Plated Silver Australian Opal Necklace Pendant - Black Star Opal
‘Cross’ gold-plated sterling silver opal pendant with five marquise-shaped South Australian solid white opals and cubic zirconia accentGold-plated silver cross necklace pendant featuring colourful South Australian solid white opals and a sparkling cubic zirconia
Gold plated silver cross opal pendant with five marquise-shaped Australian triplet opals and a central sparkling cubic zirconia.
colourful opal cross necklace
Gold-plated silver cross-shaped opal necklace with bezel-set blue and green Australian triplet opal, shown with matching chain.
Sterling silver crucifix necklace pendant featuring Australian triplet opal with radiant blue-green play-of-colour'Crucifix Blue' opal pendant in sterling silver with bezel-set oval Australian triplet opal in vivid blue and green tones
gold plated silver opal pendant in a cross design
Crucifix opal pendant in sterling silver with bezel-set oval Australian triplet opal in vibrant multi-coloured tonesSilver cross opal pendant with a colorful gemstone on a textured white background
Sold out‘Deena Blue’ sterling silver opal pendant with claw-set oval Australian triplet opal in vivid blue and green tones
Sold outDeena’ sterling silver opal pendant with claw-set oval Australian triplet opal in vibrant multi-colour tones
Destin opal pendant in 14ct white gold featuring a blue oval Australian doublet opal with aqua-green highlights and a cross design.Elegant 14ct white gold opal necklace with blue-and-green oval-shaped Australian doublet opal in a contemporary cross design.
Sold out'Dianna Blue' sterling silver opal pendant with oval blue-green Australian triplet opal surrounded by a dazzling halo of 40 sparkling diamantésStatement 'Dianna Blue' opal necklace in sterling silver featuring claw-set oval Australian triplet opal in vivid blue and green tones with diamanté halo
Sold out‘Dianna’ sterling silver opal pendant with multi-coloured oval Australian triplet opal and a halo of forty sparkling diamantésStatement opal necklace pendant in sterling silver featuring claw-set Australian triplet opal with vivid play-of-colour and diamanté halo
Gold-plated silver dolphin-shaped opal pendant necklace with claw-set multi-coloured Australian triplet opal, shown with matching chain.
'Dolphin' opal pendant in sterling silver slide design with claw-set oval Australian triplet opal in vibrant multi-coloured tones
blue and green opal silver pendant
dragonfly opal pendant
The ‘Duchess Blue’ opal pendant in gold-plated silver showcases a blue and green Australian triplet opal with a halo of 14 cubic zirconias.
Sold outblue and green triplet opal pendant in gold plated silver
'Duchess' opal pendant in gold-plated silver with claw-set oval Australian triplet opal and halo of 14 sparkling cubic zirconias
Sold outglamorous silver opal pendant with 14 diamantescolourful glamorous opal pendant set in silver
blue and green opal pendant
'Eden Blue' opal pendant in sterling silver with bezel-set teardrop Australian triplet opal in vivid blue and green tones with diamanté accentSterling silver decorative necklace pendant featuring blue-green Australian triplet opal with sparkling diamanté
'Eden' Triplet Opal Pendant Gold Plated Silver
'Eden' opal pendant in sterling silver with bezel-set teardrop Australian triplet opal in multi-coloured tones and sparkling diamanté accentSterling silver decorative necklace pendant featuring teardrop-shaped Australian triplet opal with vibrant play-of-colour
oval white opal pendant
blue and green opal pendant set in gold plated silver
multi colour drop crystal opal gold pendantcolourful crystal opal gold pendant with two diamonds

Discover Your Perfect Opal Necklace

An opal necklace is more than just a piece of jewellery—it’s a wearable piece of Australia’s natural heritage and landscape. Formed over millions of years deep beneath the earth, every opal tells a unique geological story through its colours, patterns, and brilliance. No two are the same, making your opal necklace truly one of a kind.

Opals have been prized for centuries for their mesmerising “play-of-colour,” an optical phenomenon where flashes of vivid red, green, blue, and gold seem to dance within the stone. This living fire of colour makes them unlike any other gemstone....

Read More

EXPERIENCE THE BLACK STAR OPAL DIFFERENCE

Free Global Shipping

Enjoy free worldwide delivery and safe, insured shipping

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

Gold jewellery + gems include Certificate of Authenticity

Follow Us on Instagram

@blackstaropal

Share Your Opal Moments with #BlackStarOpal

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