Results for “opal 18k”

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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

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

US$2,881

Valley Village, CA

Modern Jewelry

4.5

(218)

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

US$3,820

New York, NY

Diamond Depot

4.3

(16)

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

US$3,820

New York, NY

Diamond Depot

4.3

(16)

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

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

US$1,690

New York, NY

Diamond Depot

4.3

(16)

Beautiful Natural Black Opal Ring With Natural Diamond & 18k Gold: Title: Beautiful Natural Black Opal Ring With Natural Diamond & 18k Gold Description: Beautiful 1.14 CT Natural Black Opal Ring With Natural Black Diamond and 18k Gold. 1.14 CTS Natura

Beautiful Natural Black Opal Ring With Natural Diamond & 18k Gold

Est. —

£350

Dunstable

William George

4.2

(15)

Beautiful Natural Black Opal Earrings With Natural Black Diamond & 18k Gold: Title: Beautiful Natural Black Opal Earrings With Natural Black Diamond & 18k Gold Description: Beautiful 2.61 CT Natural Black Opal Ring With Natural Black Diamond and 18k Gold. 2.61

Beautiful Natural Black Opal Earrings With Natural Black Diamond & 18k Gold

Est. —

£350

Dunstable

William George

4.2

(15)

18K (18-karat) Yellow Gold Necklace with 0.96ct Opal and 0.101ct Diamonds, Card Included, Total: --- Catalog ---Category: SizeWeight: 6.7g / 0.23oz.Pendant Size: 17mm x 10mm / 0.66'' x 0.39''Neck Circumference: 40 cm / 15.74''Category: DesignColor: Yellow goldMetal: GoldStone: Diamond, OpalGender

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18K (18-karat) Yellow Gold Necklace with 0.96ct Opal and 0.101ct Diamonds, Card Included, Total

US$1,600

MIAMI, FL

Intervendue

4.5

(79)

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

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

US$2,881

Valley Village, CA

Modern Jewelry

4.5

(218)

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

US$3,680

New York, NY

Diamond Depot

4.3

(16)

Chaumet Attrape Moi Bee Heart Opal Diamond 18k Rose Gold Necklace Pendant Insect: Chaumet Attrape Moi Bee Heart Opal Diamond 18k Rose Gold Necklace Pendant Insect Item Specifics: Pendant Shape: Bee Closure: Spring Ring Occasion: Anniversary Birthday Christening Christmas Confirmati

Sep 20, 2026

Chaumet Attrape Moi Bee Heart Opal Diamond 18k Rose Gold Necklace Pendant Insect

Est.

US$3,275

-

US$3,950

US$870

Raleigh, NC

SEUYCO

4.6

(90)

Gucci Lion Head Fire Opal Ring #11, 18K Yellow Gold, Women's.: --- Catalog ---Category: SizeJP Size: 11US Size: 6Category: DesignType: Band ringGender: WomenMaterial: Yellow gold (18K)Category: GeneralBrand: Gucci--- Item List ---Section: ConditionRanking: Rank A

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Gucci Lion Head Fire Opal Ring #11, 18K Yellow Gold, Women's.

US$2,300

MIAMI, FL

Intervendue

4.5

(79)

Unbranded 18K Yellow Gold Floral Ring Blue Topaz Fire Opal Size 7.75: Unbranded 18K Yellow Gold Floral Ring Blue Topaz Fire Opal Size 7.75 Vintage estate floral ring crafted in solid 18k yellow gold, featuring a natural blue topaz center stone accented by natural fire o

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Unbranded 18K Yellow Gold Floral Ring Blue Topaz Fire Opal Size 7.75

US$3,160

New York, NY

Diamond Depot

4.3

(16)

NECKLACE MEXICAN OPAL & OLD MINE CUT DIAMOND 18K GOLD PENDANT & CHAIN: NECKLACE MEXICAN OPAL & OLD MINE CUT DIAMOND 18K GOLD PENDANT & CHAIN This Mexican Opal and Old Mine Cut Diamond Necklace features a pear-shaped pendant set in 18k yellow gold. The vintage-inspired de

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NECKLACE MEXICAN OPAL & OLD MINE CUT DIAMOND 18K GOLD PENDANT & CHAIN

US$8,137

Valley Village, CA

Modern Jewelry

4.5

(218)

18K (18-karat) Yellow Gold Necklace with Opal and Diamond (carat mark not specified). Includes card.: --- Catalog ---Category: SizeWeight: 3.7g / 0.13oz.Pendant Size: 12mm x 11mm / 0.47'' x 0.43''Neck Circumference: 50 cm / 19.68''Category: DesignColor: Yellow goldMetal: GoldStone: Diamond, OpalGender

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18K (18-karat) Yellow Gold Necklace with Opal and Diamond (carat mark not specified). Includes card.

US$900

MIAMI, FL

Intervendue

4.5

(79)

KARIN TREMONTI ETRUSCAN 18K YELLOW GOLD AUSTRALIAN BLACK OPAL & DIAMOND RING: KARIN TREMONTI ETRUSCAN 18K YELLOW GOLD AUSTRALIAN BLACK OPAL & DIAMOND RING Designer Karin Tremonti Etruscan 18k Yellow Gold Australian Black Opal & Diamond Ring Ring Size 11- Can Be Resized Weight i

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KARIN TREMONTI ETRUSCAN 18K YELLOW GOLD AUSTRALIAN BLACK OPAL & DIAMOND RING

US$6,791

Valley Village, CA

Modern Jewelry

4.5

(218)

Cocktail Ring in 18k Yellow Gold with Natural Opal and Diamond Accents: Cocktail Ring in 18k Yellow Gold with Natural Opal and Diamond Accents This cocktail ring features a natural gray opal cabochon with a vibrant play of colors, set in solid 18k yellow gold. Accentuatin

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Cocktail Ring in 18k Yellow Gold with Natural Opal and Diamond Accents

US$1,500

New York, NY

Diamond Depot

4.3

(16)

DIAMOND MEXICAN OPAL GOLD EARRINGS 18K WHITE PEAR SHAPE DANGLE STYLE: DIAMOND MEXICAN OPAL GOLD EARRINGS 18K WHITE PEAR SHAPE DANGLE STYLE This is a stunning pair of drop dangle earrings; they are crafted from 18k white gold featuring a huggie hoop top with diamonds on

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DIAMOND MEXICAN OPAL GOLD EARRINGS 18K WHITE PEAR SHAPE DANGLE STYLE

US$6,807

Valley Village, CA

Modern Jewelry

4.5

(218)

VINTAGE 18K YELLOW GOLD OPAL DOUBLET FLUSH INLAY COMFORT FIT BAND RING -14.5G: VINTAGE 18K YELLOW GOLD OPAL DOUBLET FLUSH INLAY COMFORT FIT BAND RING -14.5G Vintage 18K Yellow Gold Opal Doublet Flush Inlay Comfort Fit Band Ring Ring Size: 6.75 - Can Be Re Sized Weight is 14.5 Gr

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VINTAGE 18K YELLOW GOLD OPAL DOUBLET FLUSH INLAY COMFORT FIT BAND RING -14.5G

US$5,091

Valley Village, CA

Modern Jewelry

4.5

(218)

Elegant 18k White Gold Opal Diamond Halo Ring US Size 8: Elegant 18k White Gold Opal Diamond Halo Ring US Size 8 This stunning opal ring features a captivating white opal at its center, beautifully surrounded by a halo of round brilliant diamonds that exhib

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Elegant 18k White Gold Opal Diamond Halo Ring US Size 8

US$3,180

New York, NY

Diamond Depot

4.3

(16)

Platinum 18k Yellow Gold Oval Opal Diamond Cocktail Ring: Platinum 18k Yellow Gold Oval Opal Diamond Cocktail Ring This exquisite cocktail ring features a stunning large oval opal at its center, showcasing a captivating play of green and blue hues. The opal

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Platinum 18k Yellow Gold Oval Opal Diamond Cocktail Ring

US$1,950

New York, NY

Diamond Depot

4.3

(16)

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

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

US$5,091

Valley Village, CA

Modern Jewelry

4.5

(218)

Antique Victorian 18k Gold Opal Diamond Dome Ring 1.02ct: Antique Victorian 18k Gold Opal Diamond Dome Ring 1.02ct This stunning Antique Victorian ring showcases a large natural opal at its center, featuring an oval cabochon cut with a beautiful play of oran

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Antique Victorian 18k Gold Opal Diamond Dome Ring 1.02ct

US$3,820

New York, NY

Diamond Depot

4.3

(16)

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

US$6,460

New York, NY

Diamond Depot

4.3

(16)

Beautiful Natural 3.60 Opal Pendant Black Diamonds & 18k Rose Gold: Title: Beautiful Natural 3.60 Opal Pendant Black Diamonds & 18k Rose Gold Description: Beautiful Natural 3.60ct Opal Pendant & 0.28 Black Diamonds & 18k White Gold. Lovely pendant w

Beautiful Natural 3.60 Opal Pendant Black Diamonds & 18k Rose Gold

Est. —

£300

Dunstable

William George

4.2

(15)

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