Gem-grade Australian black opal pendant with diamonds in 18k white gold 15.77ct
Sculptural Australian black opal ring in brushed 14k yellow gold
Vivid green gem-grade black opal earrings with diamond halo in 18k white gold
Contemporary Australian black opal bypass ring in 14k yellow gold
Australian crystal opal drop earrings with diamonds in 14k yellow gold
Modern Australian solid black opal statement ring in 14k white gold
Contemporary Australian black opal geometric drop earrings with diamonds in 14k white gold
Handcrafted Australian black opal mosaic ring with diamonds and green garnets in 18k yellow gold
Contemporary Australian black opal stud earrings in 14k yellow and white gold
Australian black opal ring in sterling silver and 14k yellow gold
Australian crystal black opal earrings with electric green fire in 18k yellow gold
Handcrafted Gem-Grade Australian Black Opal Ring with Diamonds in Platinum
Lightning Ridge Gem-Grade Black Opal Ring in Platinum
Australian black opal diamond earrings in 18k white gold with vivid green, blue and orange fire
Australian Black Opals Sydney
Discover the extraordinary beauty of Australian Black Opals at Cosmopolitan Jewellers, home to one of Sydney’s largest collections of authentic Black Opal jewellery. Renowned for their dramatic dark body tone and spectacular play of colour, Black Opals are the rarest and most valuable variety of precious opal, prized by collectors and jewellery lovers around the world.
Almost all Australian Black Opals are mined in Lightning Ridge, New South Wales, the only place in the world renowned for producing these exceptional gemstones. Their naturally dark body tone provides the perfect backdrop for vibrant flashes of green, blue, red, orange and purple, creating a brilliance unmatched by any other opal. Every solid Australian Black Opal is completely unique, making each gemstone a true one-of-a-kind treasure.
At Cosmopolitan Jewellers, we specialise in handcrafted Black Opal jewellery, including exquisite Black Opal rings, Black Opal earrings, Black Opal pendants, Black Opal necklaces, Black Opal bracelets and loose Lightning Ridge Black Opals. Each opal is individually selected for its exceptional colour, brightness and natural character before being handcrafted in sterling silver, 18ct yellow gold, 18ct white gold, rose gold or platinum.
For over four decades, our boutique in The Rocks, Sydney has welcomed collectors and visitors from around the world seeking exceptional Australian Black Opals and personalised service. Whether you’re searching for a striking statement piece, a meaningful gift or an investment-quality loose Black Opal, our experienced team is dedicated to helping you find the perfect gemstone to treasure for generations.















