Blue Opal Necklaces (108 for sale)

Carolyn Tyler Blue Australian Opal Necklace

By Carolyn Tyler

Opal Tanzanite Gold Blue Buddha Necklace

By Giulia Colussi

Pearl, Opal and Blue Sapphire Beaded Necklace

By Royaal Stones Ltd

Decadent Jewels Sodalite African Blue Opal Silver Necklace

By Decadent Jewels

Blue Opal Mother of Pearl Inlay Choker Necklace

By Karen Sugarman Designs

Four Opal Slice Necklace

By Ri Noor

African Blue Opal and 18 Karat Gold Bead Necklace

By Amanda Clark for Altfield

Decadent Jewels African Blue Opal Lapis Lazuli Gold Necklace

By Decadent Jewels

Orsa Maggiore Blue Opal Diamonds Titanium 18 Karat Gold Necklace

Blue Sapphire Opal Pendant

By Unknown

Black Opal Beaded Necklace with Boulder Opal in Gold

By Jennifer Kalled

White Orchid Studio Citrine Drop Necklace Fiery Opals Blue Topaz Handworked Gold

Valentin Magro Special Cut Peruvian Opal Necklace

By Valentin Magro

Black Opal Necklace 20.56 Carat

By Unknown

Antique Edwardian Opal Swag Necklace

By Unknown

Lauren Harper Boulder Opal Diamond Gold Necklace

By Lauren Harper

Prehnite, Aquaprase and Opal Tiered Gold Necklace

By Lori Kaplan Jewelry

Dalben Grey Australian Opal Rose Gold Necklace

By Laura Dalben

Faceted Chrysoprase Inlay Opal Toggle Choker Necklace

By Karen Sugarman Designs

Modernist 14 Karat Gold and Opal Pendant Necklace

By Unknown

Lauren Harper Boulder Opal, Diamond, Gold Statement Necklace

By Lauren Harper

Luxe Lapis Choker Necklace Turquoise Opal Inlay Toggle - Lark Necklace

By Karen Sugarman Designs

Jennifer Kalled Opal Necklace Black Jade Pearl Peridot Blue Zircon 22k 18k 14k

By Jennifer Kalled

Australian Opal, Diamond, Blue Sapphire, and Tsavorite Starry Night Pendant

By Susan Lister Locke

Art Nouveau Egyptian Revival Amber Opal Gold Necklace

By Unknown

Dalben Design Australian Boulder Opal and Rose Gold Necklace

By Laura Dalben

Angela Cummings 1980s Large Opal Bead Gold and Diamond Necklace

By Angela Cummings

18 Karat Gold Australian Black Opal Necklace with a Sapphire and Garnet Halo

By llyn strong

Handcraft Onyx 18 Karat Yellow Gold Diamonds Opal Sapphires Ruby Drop Necklace

By SCALA GIOIELLI

Amy Y Opal, Diamond and Sapphire 18K-Gold Contemporary Pendant Necklace 'Kiwi'

By Amy Y

Galaxy 18 Karat Yellow Gold Mammoth Tusk Opals and Diamonds Spinning Necklace

By Bibi van der Velden

Carved Chalcedony Opal Necklace Zircon Sapphire Gold 22 Karat 18 Karat

By Jennifer Kalled

Garnet Pearl Sapphire Ruby Aqua Opal Tourmaline Gold Bead Necklace

By Unknown

Dalben Design Oval Australian Boulder Opal and Rose Gold Necklace

By Oreste Dalben

Fei Liu Opal Lapis Lazuli Diamond Sapphire White Gold Beaded Necklace

By Fei Liu

Australian Boulder Opal 22 Karat Gold Hinged Pendant on Wire Necklace

Black Opal Oval Cabochon and White Diamond Pendant Necklace

By Unknown

Lauren Harper Boulder Opal, .85 Carat Diamonds, 18 Karat Gold Necklace

By Lauren Harper

Peter Suchy 9.94 Carat Black Opal Sapphire Diamond Gold Pendant Necklace

By Peter Suchy

Giulians Contemporary 18k 8.44ct Australian Black Opal Pendant Necklace

By Giulians

Vivid Boulder Opal Pendant 14 Karat Gold Midcentury Blue Green Gorgeous

By Unknown

Dalben Design Sea Landscape Australian Boulder Opal and White Gold Necklace

By Oreste Dalben

Giulians Art Deco Style Australian Black Opal and Diamond Pendant Necklace

By Giulians

Sapphire and White Opal Chain

By Unknown

Amy Y 18K Gold, Bouder Opal and Diamond Contemporary Pendant Necklace 'Emily'

By Amy Y

Amy Y 18K Gold, Boulder Opal and Diamond Contemporary Pendant Necklace 'Claire'

By Amy Y

Durand & Company Rare Art Nouveau Gold, Black Opal and Diamond Necklace

Double Strand Necklace of White Keshi Pearls and Black Opal

By M D Designs

Petra Class Fiery Faceted Ethiopian Opal One-of-a-Kind Double Segment Necklace

By Petra Class

Edwardian Vintage Opal Necklace, 6.64 Carat, Diamond Set Mount, circa 1910

By Unknown

22K Gold Link Necklace with 45 Carat Tanzanite, Ethiopian Opal & Diamond Pendant

By Stephanie Albertson

Vintage Jelly Opal Necklace 14 Karat Yellow Gold Drop Estate Fine Jewelry Beads

By Unknown

Peter Suchy 7.32 Carat Boulder Opal Diamond Yellow Gold Pendant Necklace

By Peter Suchy

59.87 Carat Opal with Diamond Bezel Pendant 14 Karat Yellow Gold Necklace

By Unknown

Amy Y 14.00ct Boulder Opal, Diamond and 18K-Rose Gold Pendant Necklace 'Aspen'

By Amy Y

Victorian circa 1895, 10.50 Carat Opal & 5.06 Ct Diamond Garland Style Necklace

By Unknown

Three-strand Necklace Peruvian Opal River Stone Jasper Smoky Quartz White Gold

Michael Kneebone Opal Topaz Aquamarine Sapphire Diamond Confetti Pendant

By Michael Kneebone

Gem Australian Black Opal Diamond Platinum Pendant

By Unknown

Magnificent Australian Opal Diamond Gold Pendant

By Unknown

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