Results for “Black Opal Gemstone”

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AN OPAL AND DIAMOND PENDANT: AN OPAL AND DIAMOND PENDANT Centering a pear-shaped cabochon opal, in a surround of round brilliant-cut diamonds; estimated opal weight 17.85 carats; estimated total diamond weight 2.30 carats; mounte

May 19, 2026

AN OPAL AND DIAMOND PENDANT

Est. $3,000-$5,000

DIAMOND OPAL GARNET & ENAMEL 14K YELLOW GOLD SNAKE WRAP BRACELET: DIAMOND OPAL GARNET & ENAMEL 14K YELLOW GOLD SNAKE WRAP BRACELET This is a unique style fashionable vintage wrap bracelet; it is crafted from 14k yellow gold featuring a long-coiled snake featuring la

4 days Left

DIAMOND OPAL GARNET & ENAMEL 14K YELLOW GOLD SNAKE WRAP BRACELET

Est. $32,241-$36,034

DIOR: A PAIR OF 18K GOLD, BLACK OPAL AND DIAMOND EARRINGS: DIOR: A PAIR OF 18K GOLD, BLACK OPAL AND DIAMOND EARRINGS Each comprising heart-shaped black opals, in surrounds of round brilliant-cut diamonds; signed Dior; with maker's marks; with French assay mar

May 19, 2026

DIOR: A PAIR OF 18K GOLD, BLACK OPAL AND DIAMOND EARRINGS

Est. $2,500-$3,500

Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986: Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986 These exquisite earrings by Angela Cummings feature a stunning combination of fire opal and black jade, set in luxurious 18K yellow g

4 days Left

Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986

Est. $10,647-$13,841

Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986: Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986 These exquisite earrings by Angela Cummings feature a stunning combination of fire opal and black jade, set in luxurious 18K yellow g

4 days Left

Angela Cummings 18K Yellow Gold Fire Opal Black Jade Earrings 1986

Est. $17,526-$19,717

18K White Gold and 1.64ct Diamond Butterfly Flower Earrings: 18K White Gold and 1.64ct Diamond Butterfly Flower Earrings A dazzling celebration of nature's grace, these 18K white gold earrings showcase an enchanting butterfly and flower motif, crowned with a sm

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18K White Gold and 1.64ct Diamond Butterfly Flower Earrings

Eastern European Art Gallery Inc

VTG MODERNIST BRUTALIST 18K YELLOW GOLD AUSTRALIAN BLACK OPAL DIAMOND RING 28.7G: VTG MODERNIST BRUTALIST 18K YELLOW GOLD AUSTRALIAN BLACK OPAL DIAMOND RING 28.7G Vtg Modernist Brutalist 18k Yellow Gold Australian Black Opal & .60ctDiamond Ring 28.7g Ring Size: 6 Weight is 28.7 Gra

May 31, 2026

VTG MODERNIST BRUTALIST 18K YELLOW GOLD AUSTRALIAN BLACK OPAL DIAMOND RING 28.7G

Est. $7,650-$8,550

Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring: Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring This exquisite ballerina cocktail ring features a stunning elongated oval black opal at its center, showcasing a remarkable play of gre

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Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring

Platinum 0.54ct Diamond and Black Opal Ring: Rare and distinct, this Exclusive piece features a 4.65-carat black opal carrying blue and green flashes across a dark base. It is set high on a 2mm platinum band and held by four slim claw prongs tha

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Platinum 0.54ct Diamond and Black Opal Ring

Eastern European Art Gallery Inc

Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring: Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring This exquisite ballerina cocktail ring features a stunning elongated oval black opal at its center, showcasing a remarkable play of gre

3 days Left

Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring

Est. $6,441-$7,246

14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11: 14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11 This striking band ring is crafted from solid 14K yellow gold and features a stunning mosaic design on its domed top, showcasing natural o

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14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11

18K WHITE AND YELLOW GOLD 2.0CT DIAMOND AND OPAL COCKTAIL RING: Theatrical yet grounded in tradition, this cocktail ring combines drama and color with archival quality. At its center rests a 9ct oval black opal, its dark ground ignited by flashes of green, blue, a

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18K WHITE AND YELLOW GOLD 2.0CT DIAMOND AND OPAL COCKTAIL RING

Robinhood Auctions

Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring: Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring This exquisite ballerina cocktail ring features a stunning elongated oval black opal at its center, showcasing a remarkable play of gre

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Platinum GIA Certified 4.04ctw Black Opal Diamond Ballerina Ring

BAGLEY & HOTCHKISS 18K YELLOW GOLD BLACK OPAL INLAY & DIAMOND RING 12.5G: BAGLEY & HOTCHKISS 18K YELLOW GOLD BLACK OPAL INLAY & DIAMOND RING 12.5G Bagley & Hotchkiss 18K Yellow Gold Black Opal Inlay & Diamond Ring 12.5g Ring Size: 5.75 - Can Be Resized Metal: 18k Yellow Gol

May 31, 2026

BAGLEY & HOTCHKISS 18K YELLOW GOLD BLACK OPAL INLAY & DIAMOND RING 12.5G

Est. $3,901-$4,360

14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11: 14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11 This striking band ring is crafted from solid 14K yellow gold and features a stunning mosaic design on its domed top, showcasing natural o

3 days Left

14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11

Est. $1,248-$1,622

ANTIQUE VICTORIAN 14K YELLOW GOLD AUSTRALIAN FIRE OPAL ENAMEL FLOWER PENDANT: ANTIQUE VICTORIAN 14K YELLOW GOLD AUSTRALIAN FIRE OPAL ENAMEL FLOWER PENDANT Antique Victorian 14k Yellow Gold Australian Fire Opal Enamel Flower Pendant Size: 1 1/8" Tall & Wide Weight is 6.9 Grams o

May 31, 2026

ANTIQUE VICTORIAN 14K YELLOW GOLD AUSTRALIAN FIRE OPAL ENAMEL FLOWER PENDANT

Est. $1,691-$1,890

14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11: 14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11 This striking band ring is crafted from solid 14K yellow gold and features a stunning mosaic design on its domed top, showcasing natural o

5 days Left

14K Yellow Gold Mosaic Opal Black Onyx Wide Band Ring Size 11

Est. $2,054-$2,311

VTG NAVAJO STERLING SILVER FIRE OPAL & CORAL & JET CLUSTER POST EARRINGS 1.25": VTG NAVAJO STERLING SILVER FIRE OPAL & CORAL & JET CLUSTER POST EARRINGS 1.25" Vtg Navajo Sterling Silver Fire Opal & Coral & Jet Cluster Post Earrings 1.25" Size: Around 1 1/4" Tall & Just Under 3/4"

May 31, 2026

VTG NAVAJO STERLING SILVER FIRE OPAL & CORAL & JET CLUSTER POST EARRINGS 1.25"

Est. $212-$237

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