Results for “opal 18k”

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18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain: 18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain This exquisite pendant necklace features a stunning freeform boulder opal, showcasing a captivating blue base enhanced by a remark

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18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain

$3,710

Diamond DepotNew York, NY

Vintage 8.00ct Pear Australian Opal Diamond Ring in 18k White Gold Size 6: Vintage 8.00ct Pear Australian Opal Diamond Ring in 18k White Gold Size 6 This vintage ring showcases a pear-shaped 8.00ct Australian opal surrounded by 1.60ct total weight of sparkling diamonds, set

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Vintage 8.00ct Pear Australian Opal Diamond Ring in 18k White Gold Size 6

$6,800

Diamond DepotNew York, NY

18K Yellow Gold 12.60ct Tourmaline and Opal Ring: This ring beautifully combines unique colors and textures. A luminous 8.0 carat Opal makes a statement at the center, while vibrant Tourmaline gemstones totaling 12.60 carats elevate the perimeter of

May 22, 2026

18K Yellow Gold 12.60ct Tourmaline and Opal Ring

Est. $6,000-$7,000

$4,500

Eastern European Art Gallery IncBroomall, PA

18k Yellow Gold Opal Diamond Textured Bead Bypass Ring: 18k Yellow Gold Opal Diamond Textured Bead Bypass Ring This exquisite bypass statement ring features a stunning design crafted in solid 18k yellow gold. The ring showcases two natural genuine opals, e

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18k Yellow Gold Opal Diamond Textured Bead Bypass Ring

$4,740

Diamond DepotNew York, NY

DESIGNER SATIN FINISH 18K YELLOW GOLD NATURAL AUSTRALIAN FIRE OPAL MODERN RING: DESIGNER SATIN FINISH 18K YELLOW GOLD NATURAL AUSTRALIAN FIRE OPAL MODERN RING Designer Satin Finish 18k Yellow Gold Natural Australian Fire Opal Modern Ring Ring Size: 5.5 - Can be Resized Weight is

May 31, 2026

DESIGNER SATIN FINISH 18K YELLOW GOLD NATURAL AUSTRALIAN FIRE OPAL MODERN RING

Est. $5,091-$5,690

$4,150

Modern JewelryValley Village, CA

18K White Gold 2.30ct Diamond and Opal Ring: This luxury ring is simply unforgettable. At the center of the elegant 18K White Gold setting, a luminous 13.0 carat Opal gemstone makes a stunning statement. It’s surrounded by Diamonds totaling 2.

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18K White Gold 2.30ct Diamond and Opal Ring

$4,500

Eastern European Art Gallery IncBroomall, PA

18K White Gold 0.20ct Diamond and Opal Pendant: A 3.05 carat green Opal center stone adds color, texture, and dimension to this captivating necklace. Set in 18K White Gold, Diamonds totaling 0.20 carats surround the center stone for an added touch

May 22, 2026

18K White Gold 0.20ct Diamond and Opal Pendant

Est. $3,500-$4,000

$2,900

Eastern European Art Gallery IncBroomall, PA

18k Yellow Gold 8.86ct Opal Cocktail Ring with Diamond Prongs: 18k Yellow Gold 8.86ct Opal Cocktail Ring with Diamond Prongs This exquisite cocktail ring showcases a stunning natural fiery opal, elegantly set in solid 18k yellow gold. The opal features a roundish

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18k Yellow Gold 8.86ct Opal Cocktail Ring with Diamond Prongs

$3,520

Diamond DepotNew York, NY

18K YELLOW GOLD CARVED DEMON FACE AUSTRALIAN FIRE OPAL & DIAMOND DANGLE PENDANT: 18K YELLOW GOLD CARVED DEMON FACE AUSTRALIAN FIRE OPAL & DIAMOND DANGLE PENDANT 18k Yellow Gold Carved Demon Face Australian Fire Opal & Diamond Dangle Pendant Size: Around 1 1/2" Tall With Bail by Ar

May 31, 2026

18K YELLOW GOLD CARVED DEMON FACE AUSTRALIAN FIRE OPAL & DIAMOND DANGLE PENDANT

Est. $2,881-$3,220

$2,350

Modern JewelryValley Village, CA

18K Yellow Gold 12.60ct Tourmaline and Opal Ring: This ring beautifully combines unique colors and textures. A luminous 8.0 carat Opal makes a statement at the center, while vibrant Tourmaline gemstones totaling 12.60 carats elevate the perimeter of

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18K Yellow Gold 12.60ct Tourmaline and Opal Ring

$6,000

Eastern European Art Gallery IncBroomall, PA

Vintage 18k Yellow Gold Horse Brooch Pendant With Fire Opal and Diamonds: Vintage 18k Yellow Gold Horse Brooch Pendant With Fire Opal and Diamonds This vintage brooch is expertly crafted from 18k yellow gold and showcases a horse motif adorned with a fire opal and sparkling

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Vintage 18k Yellow Gold Horse Brooch Pendant With Fire Opal and Diamonds

$3,260

Diamond DepotNew York, NY

Edwardian 18k Gold Platinum Opal Diamond Halo Cluster Ring: Edwardian 18k Gold Platinum Opal Diamond Halo Cluster Ring This exquisite Antique Edwardian ring features an elegant cluster design, showcasing a stunning natural opal at its center. The opal is a rou

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Edwardian 18k Gold Platinum Opal Diamond Halo Cluster Ring

$3,680

Diamond DepotNew York, NY

Antique 18K White Gold 0.80ct Diamond and Opal French Brooch: A sleek, sophisticated design makes this antique French brooch incredibly impressive. The 3.0 carat blue Moonstone at the center is instantly captivating, while Diamond accents totaling 0.80 carats ad

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Antique 18K White Gold 0.80ct Diamond and Opal French Brooch

$2,700

Eastern European Art Gallery IncBroomall, PA

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

$3,200

Modern JewelryValley Village, CA

18K White and Yellow Gold 2.0ct Diamond and Opal Cocktail Ring: Theatrical yet grounded in tradition, this Exclusive 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 gree

May 22, 2026

18K White and Yellow Gold 2.0ct Diamond and Opal Cocktail Ring

Est. $6,000-$7,000

$4,500

Eastern European Art Gallery IncBroomall, PA

18K WHITE GOLD 2.30CT DIAMOND AND OPAL RING: This luxury ring is simply unforgettable. At the center of the elegant 18K White Gold setting, a luminous 13.0 carat Opal gemstone makes a stunning statement. Its surrounded by Diamonds totaling 2.30

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18K WHITE GOLD 2.30CT DIAMOND AND OPAL RING

$2,800

Robinhood AuctionsLas Vegas, NV

18k Yellow Gold Fire Opal Diamond Teardrop Pendant Necklace: 18k Yellow Gold Fire Opal Diamond Teardrop Pendant Necklace This exquisite necklace features a stunning teardrop pendant crafted from solid 18k yellow gold. It showcases a natural blue fire opal with

May 19, 2026

18k Yellow Gold Fire Opal Diamond Teardrop Pendant Necklace

Est. $3,702-$4,164

$1,375

Diamond DepotNew York, NY

Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctw: Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctw This exquisite vintage bombe cocktail ring showcases a stunning combination of 18k yellow gold, opal, and diamonds, making it a perfect

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Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctw

$3,820

Diamond DepotNew York, NY

18K Yellow Gold Bracelet 2.3ct Diamonds, Gemstones and Opals: 18K Yellow Gold Bracelet 2.3ct Diamonds, Gemstones and Opals A lavish celebration of color and craftsmanship, this 18K yellow gold bracelet showcases a dazzling composition of 38 brilliant diamonds to

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18K Yellow Gold Bracelet 2.3ct Diamonds, Gemstones and Opals

$12,000

Eastern European Art Gallery IncBroomall, PA

DESIGNER 18K WHITE GOLD NATURAL AUSTRALIAN FIRE OPAL & BLUE SAPPHIRE HALO RING: DESIGNER 18K WHITE GOLD NATURAL AUSTRALIAN FIRE OPAL & BLUE SAPPHIRE HALO RING Designer 18k White Gold Natural Australian Fire Opal & Blue Sapphire Halo Ring Ring Size: 8.25 - Can Be Resized Metal: 18

May 31, 2026

DESIGNER 18K WHITE GOLD NATURAL AUSTRALIAN FIRE OPAL & BLUE SAPPHIRE HALO RING

Est. $2,881-$3,220

$2,350

Modern JewelryValley Village, CA

DESIGNER 18K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL ENHANCER PENDANT 1.5" -7G: DESIGNER 18K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL ENHANCER PENDANT 1.5" -7G Designer 18k Yellow Gold Australian Fire Boulder Opal Enhancer Pendant 1.5" -7g Size: 1 1/2" Tall With Bail by Just Unde

May 31, 2026

DESIGNER 18K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL ENHANCER PENDANT 1.5" -7G

Est. $2,541-$2,840

$2,050

Modern JewelryValley Village, CA

ANTIQUE 18K ROSE GOLD 0.70CT DIAMOND AND OPAL COCKTAIL RING: A rare find. This antique cocktail ring carries the presence of a well-preserved heirloom. It features an 18.0 carat oval white opal, in cabochon cut, resting on a softly ridged bezel that underscores

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ANTIQUE 18K ROSE GOLD 0.70CT DIAMOND AND OPAL COCKTAIL RING

$2,600

Robinhood AuctionsLas Vegas, NV

VINTAGE 18K YELLOW GOLD & AUSTRALIAN FIRE OPAL & DIAMOND PENDANT: VINTAGE 18K YELLOW GOLD & AUSTRALIAN FIRE OPAL & DIAMOND PENDANT Vintage 18k Yellow Gold & Australian Fire Opal & Diamond Pendant Size: Over 1 1/4" Tall By 5/8" Wide Weight Is 5.4 Grams Metal: 18k Yel

May 31, 2026

VINTAGE 18K YELLOW GOLD & AUSTRALIAN FIRE OPAL & DIAMOND PENDANT

Est. $2,031-$2,270

$1,650

Modern JewelryValley Village, CA

18K Yellow Gold 1.60ct Diamond and Opal Ring: This exquisitely crafted ring is endlessly captivating. At the center, a stunning 15.0 carat Opal adds a stylish pop of color. Round-cut Diamonds with a total weight of 1.60 carats surround the center

May 22, 2026

18K Yellow Gold 1.60ct Diamond and Opal Ring

Est. $3,500-$4,000

$3,000

Eastern European Art Gallery IncBroomall, PA

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