Results for “opal 18k”

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Tiffany & Co. Vintage 18k Gold Opal Mother of Pearl Pansy Clip-On Earrings: Tiffany & Co. Vintage 18k Gold Opal Mother of Pearl Pansy Clip-On Earrings These exquisite vintage clip-on earrings from Tiffany & Co. feature a beautiful inlaid design showcasing natural opals and mo

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Tiffany & Co. Vintage 18k Gold Opal Mother of Pearl Pansy Clip-On Earrings

$12,130

Diamond DepotNew York, NY

Opal and Diamond Ring in 18K Yellow Gold with 48.36 Carat Center Stone: Opal and Diamond Ring in 18K Yellow Gold with 48.36 Carat Center Stone This ring features a 48.36 carat opal set in 18K yellow gold, accented by 36 diamonds with a total weight of approximately 1.40 c

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Opal and Diamond Ring in 18K Yellow Gold with 48.36 Carat Center Stone

$11,750

Diamond DepotNew York, NY

18K Yellow Gold 3.50ct Diamond, Opal, Emerald and Sapphire Flower Brooch: The beauty of this brooch unfolds slowly, offering more with every look. The flower silhouette is drawn in white gold, traced with diamonds, setting a crisp outline around softly curved opal petals. E

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18K Yellow Gold 3.50ct Diamond, Opal, Emerald and Sapphire Flower Brooch

$9,000

Eastern European Art Gallery IncBroomall, PA

18K Yellow Gold Large Butterfly Brooch with Diamonds, Opals and Ruby Eyes Signed Art Deco: 18K Yellow Gold Butterfly Very Large Brooch with Diamonds, Opals and Ruby Eyes A finely crafted butterfly brooch in 18K yellow gold, featuring opal-inlaid wings accented with rubies for the eyes. The

May 24, 2026

18K Yellow Gold Large Butterfly Brooch with Diamonds, Opals and Ruby Eyes Signed Art Deco

Est. $13,000-$14,000

$9,000

Eastern European Art Gallery IncBroomall, PA

Cocktail Ring in 18k White Gold with Cabochon Opal and Diamond Leaf Motif: Cocktail Ring in 18k White Gold with Cabochon Opal and Diamond Leaf Motif This exquisite cocktail ring features a natural white opal in an oval cabochon cut, accented by sixteen round brilliant cut na

3 days Left

Cocktail Ring in 18k White Gold with Cabochon Opal and Diamond Leaf Motif

Est. $2,846-$3,201

$1,050

Diamond DepotNew York, NY

18k Yellow Gold Bracelet with Fire Opal and Diamond Marquise Links by Kabana: 18k Yellow Gold Bracelet with Fire Opal and Diamond Marquise Links by Kabana This authentic Kabana bracelet is crafted from 18k yellow gold and features a marquise link design. It is set with fire opa

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18k Yellow Gold Bracelet with Fire Opal and Diamond Marquise Links by Kabana

$13,040

Mynt AuctionsNew York, NY

Black Opal 18K Yellow Gold Convertible Pendant and Brooch 2 Inch 25 Ct: Black Opal 18K Yellow Gold Convertible Pendant and Brooch 2 Inch 25 Ct This is a pre-owned pendant and brooch crafted from 18K yellow gold, featuring an approximately 25.00 carat black opal. The piece

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Black Opal 18K Yellow Gold Convertible Pendant and Brooch 2 Inch 25 Ct

$4,880

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

May 24, 2026

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

Est. $17,000-$18,000

$12,000

Eastern European Art Gallery IncBroomall, PA

18K Yellow Gold Large Butterfly Brooch with Diamonds, Opals and Ruby Eyes Signed Art Deco: 18K Yellow Gold Butterfly Very Large Brooch with Diamonds, Opals and Ruby Eyes A finely crafted butterfly brooch in 18K yellow gold, featuring opal-inlaid wings accented with rubies for the eyes. The

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18K Yellow Gold Large Butterfly Brooch with Diamonds, Opals and Ruby Eyes Signed Art Deco

$13,000

Eastern European Art Gallery IncBroomall, PA

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

$6,300

Modern JewelryValley Village, CA

Vintage 18k Yellow Gold Brooch with Opal and Ruby Floral Design: Vintage 18k Yellow Gold Brooch with Opal and Ruby Floral Design This vintage brooch features a floral motif adorned with opal and ruby gemstones, finely set in 18k yellow gold. The piece showcases a b

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Vintage 18k Yellow Gold Brooch with Opal and Ruby Floral Design

$4,060

Diamond DepotNew York, NY

DESIGNER TAJ 18K YELLOW GOLD 3.19TCW AUSTRALIAN FIRE OPAL & DIAMOND PIN BROOCH: DESIGNER TAJ 18K YELLOW GOLD 3.19TCW AUSTRALIAN FIRE OPAL & DIAMOND PIN BROOCH Designer TAJ 18k Yellow Gold 3.19tcw Australian Fire Opal & Diamond Pin Brooch Size: 1 5/8" Tall By 1 1/8" Wide Metal: 18

May 31, 2026

DESIGNER TAJ 18K YELLOW GOLD 3.19TCW AUSTRALIAN FIRE OPAL & DIAMOND PIN BROOCH

Est. $5,091-$5,690

$4,150

Modern JewelryValley Village, CA

Chaumet Attrape Moi Bee Pink Opal Diamond 18k Rose Gold Stud Earrings Insect: Chaumet Attrape Moi Bee Pink Opal Diamond 18k Rose Gold Stud Earrings Insect Item Specifics: Number Of Diamonds: 2 Antique: No Shape: Bee Closure: La Pousette Occasion: Anniversary Birthday Christenin

7 days Left

Chaumet Attrape Moi Bee Pink Opal Diamond 18k Rose Gold Stud Earrings Insect

Est. $3,550-$4,275

$1,750

SEUYCORaleigh, NC

18K Yellow Gold 12.00ct Amethyst 0.20ct Diamond & Marquise Cut Opal Ring: 18K Yellow Gold 12.00ct Amethyst, 0.20ct Diamond & Marquise Cut Opal Ring A beautiful yellow gold ring designed with marquise-cut opals arranged around the ring in an elegant pattern. The square-cut a

May 24, 2026

18K Yellow Gold 12.00ct Amethyst 0.20ct Diamond & Marquise Cut Opal Ring

Est. $7,000-$8,000

$4,450

Eastern European Art Gallery IncBroomall, PA

4.77 CARAT OPAL AND 0.59 CARAT H-VS2 18K YELLOW GOLD GEMS STONE RING: 4.77 CARAT OPAL AND 0.59 CARAT H-VS2 18K YELLOW GOLD GEMS STONE RING 4.77 CARAT OPAL AND 0.59 CARAT H-VS2 18K YELLOW GOLD GEMS STONE RING Title: 4.77 Carat Opal and 0.59 Carat H-VS2 18 Karat Yellow Go

May 24, 2026

4.77 CARAT OPAL AND 0.59 CARAT H-VS2 18K YELLOW GOLD GEMS STONE RING

Est. $7,999-$8,941

$6,500

Modern JewelryValley Village, CA

Victorian 18k Gold Fancy Bracelet with 18.00ct Diamonds and Fire Opals: Victorian 18k Gold Fancy Bracelet with 18.00ct Diamonds and Fire Opals This exquisite vintage bracelet showcases a stunning design crafted from 18k yellow gold. It features a triple row arrangement wi

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Victorian 18k Gold Fancy Bracelet with 18.00ct Diamonds and Fire Opals

$9,630

Diamond DepotNew York, NY

Australian Opal Diamond Paraiba Tourmaline Peacock Pendant in 18k Yellow Gold: Australian Opal Diamond Paraiba Tourmaline Peacock Pendant in 18k Yellow Gold This pendant features a dual peacock design crafted in solid 18k yellow gold. At its center is a natural Australian opal i

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Australian Opal Diamond Paraiba Tourmaline Peacock Pendant in 18k Yellow Gold

$6,460

Diamond DepotNew York, NY

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 22K / 18K YELLOW GOLD PENDANT WITH NATURAL OPAL AND DIAMONDS ( 12.7G ): VINTAGE 22K/18K YELLOW GOLD OPAL DIAMOND PENDANT Vintage 22k/18k Yellow Gold Opal Diamond Pendant You are bidding on a pre-owned Vintage 22k/18k Yellow Gold Opal Diamond Pendant. The pendant has marks

May 24, 2026

VINTAGE 22K / 18K YELLOW GOLD PENDANT WITH NATURAL OPAL AND DIAMONDS ( 12.7G )

Est. $4,759-$5,319

$3,900

Modern JewelryValley Village, CA

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

Ikuno Kanazawa AK Collection Dragonfly Opal Multistone Diamond 18k Gold Brooch: Ikuno Kanazawa AK Collection Dragonfly Opal Multistone Diamond 18k Gold Brooch Item Specifics: Shape: Dragonfly Main Stone Creation: Natural Occasion: Anniversary Birthday Christening Christmas Confir

May 28, 2026

Ikuno Kanazawa AK Collection Dragonfly Opal Multistone Diamond 18k Gold Brooch

Est. $3,775-$4,550

$1,875

SEUYCORaleigh, NC

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

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

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