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18k Gold Rings

18k Gold Rings

1,043 Results

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18k Gold×

Featured

Diamond Rare Pink Tourmaline Purple Amethyst 18 Karat Gold Cocktail Ring: Diamond 32-0.53ct-VVS1 Diamond 20-0,15ct-VVS1 Amethyst 2 - Oval-2,41ct 2 / 1A Amethyst 8 - Square-1,36ct 2 / 1A Tourmaline 8 - Pear-0,98ct 2 / 2A It is our honour to create fine jewelry, and it’

2 days LeftJasper52

Diamond Rare Pink Tourmaline Purple Amethyst 18 Karat Gold Cocktail Ring

Featured

Reversible Modern Blue Topaz White Diamond White 18 Karat Gold Ring: Ring White Gold 18 K (Also Available with Tourmaline Stone) Diamond 15-Round 57-0,12ct-7/7A Topaz 4-1,60 ct (1)/1A Weight 5.36 grams With a heritage of ancient fine Swiss jewelry traditions, which cre

2 days LeftJasper52

Reversible Modern Blue Topaz White Diamond White 18 Karat Gold Ring

Featured

Verdura Vintage Ring 18k Gold Diamond 5.01-Carat J SI2 GIA: About the Item A custom-made vintage Verdura ring in 18k yellow gold and platinum, featuring an Old European cut diamond graded by the Gemological Institute of America as a round brilliant cut diamond

2 days LeftJasper52

Verdura Vintage Ring 18k Gold Diamond 5.01-Carat J SI2 GIA

9.2ct natural emerald ring in 18K gold: 9.2ct natural emerald ring in 18K gold, 18K gold inlaid with 9.2ct Colombian emeralds and diamonds. Crystal clear, clean and transparent, emerald green, standard cut. Internationally certified natural

Apr 13, 2025Global Jewelry Auction

9.2ct natural emerald ring in 18K gold

10.5ct Colombian Emerald Ring in 18k Yellow Gold: 10.5ct Colombian Emerald Ring in 18k Yellow Gold. 18K gold set with 10.5ct natural Colombian emeralds and diamonds. Crystal clear, clean and transparent, emerald green, very slightly oily, standard cu

Apr 13, 2025Global Jewelry Auction

10.5ct Colombian Emerald Ring in 18k Yellow Gold

18k Gold Old Mine Cut Diamond Solitaire Ring Sz. 5: 18K yellow gold solitaire ring featuring an antique-style design, centered around a captivating natural old mine cushion-cut diamond, weighing approximately 0.85 carats. The diamond is set in an elega

3 days LeftHill Auction Gallery

18k Gold Old Mine Cut Diamond Solitaire Ring Sz. 5

(7 bids)

2.5ct pink diamond ring 18k gold: 2.5ct pink diamond ring 18k gold, 18k gold inlaid with natural South African diamonds, center stone: 2.5ct, pink diamonds are brightly cut to maximize natural rich colors and bright fire diamonds. Sur

Apr 13, 2025Global Jewelry Auction

2.5ct pink diamond ring 18k gold

VERSACE 18K GOLD TURQUOISE GRECA SIGNET RING: Versace 18k yellow gold signet ring with greca pattern and turquoise stone. Signed on outer and inner band. Marked illegibly on interior band. Marked 750. Ring size 7. Total weight 30.3 grams. Include

3 days LeftThe Benefit Shop Foundation Inc.

VERSACE 18K GOLD TURQUOISE GRECA SIGNET RING

(6 bids)

EDWARDIAN 18K GOLD AND PLATINUM RING WITH A 3-CARAT SAPPHIRE, 1901-1910.: EDWARDIAN 18K GOLD AND PLATINUM RING WITH A 3-CARAT SAPPHIRE, 1901-1910. Inner diameter: 5/8 in (1.6 cm); Weight: 3 g Condition: Any statement made in any catalogue or otherwise regarding the origin,

Mar 25, 2025I&J Auction

EDWARDIAN 18K GOLD AND PLATINUM RING WITH A 3-CARAT SAPPHIRE, 1901-1910.

(1 bid)

Featured

Vintage Boucheron Ring 18k Gold Chrysoprase Coral: About the Item A colorful Boucheron ring made of 18k gold, features chrysoprase and coral. The gem and the coral are both cabochon cut, set one above another. The double shank design provides to this

2 days LeftJasper52

Vintage Boucheron Ring 18k Gold Chrysoprase Coral

Featured

Reversible Modern Pink Tourmaline White Diamond White 18 Karat Gold Ring: Ring White Gold 18 K (Alsi Available in Topaz) Diamond 15-Round 57-0,12ct-7/7A Tourmaline 4-1,30 ct (1)/1A Weight 5.49 grams With a heritage of ancient fine Swiss jewelry traditions, which creates mod

2 days LeftJasper52

Reversible Modern Pink Tourmaline White Diamond White 18 Karat Gold Ring

Featured

2 days LeftJasper52

Vintage Christian Dior Multi Gem Gold Band Ring

18k Gold & Diamond Poison Ring: A turn of the century 18k Gold and Diamond gent's "poison" ring. Features a hinged top with prong set round cut Diamond star, approx. 5 mm and estimated 0.5 ct, covering a small compartment with roped

6 days LeftSchmidt's Antiques Inc. Since 1911

18k Gold & Diamond Poison Ring

(4 bids)

18K GOLD DIAMOND & BAROQUE PEARL RING: Vintage 18k gold ring with diamond cluster and grey toned baroque Tahitian pearl. Marquise and baguette cut diamonds. Marked 18k. Ring size 7.75. Total weight 13.1 grams. Includes jewelry box. Some su

3 days LeftThe Benefit Shop Foundation Inc.

18K GOLD DIAMOND & BAROQUE PEARL RING

(4 bids)

18k Gold, Ruby, and Diamond Ring: DESCRIPTION: 18k gold ring, featuring a synthetic cushion cut ruby as its centerpiece. On either side of the ruby are two small stacked square cut diamonds. Hallmarked "18k" Total weight: 10.58g (6.8

2 days LeftAkiba Galleries

18k Gold, Ruby, and Diamond Ring

(4 bids)

Grecian 18k Gold & Diamond Snake Ring: A Grecian 18k Gold and Diamond figural Snake ring. Features a round cut half bezel set Diamond, approx. 3 mm, on a Snake band with multicolor enameled detail. Marked "750 / SW9" and "Greece". 9.1 gram

6 days LeftSchmidt's Antiques Inc. Since 1911

Grecian 18k Gold & Diamond Snake Ring

(2 bids)

Buccellati 18K Gold Macri Band with Diamonds: Buccellati 18K Gold Macri Band with Diamonds. Diamonds: 0.30 total carat weightSize: 6 1/4

Mar 25, 2025SJ Auctioneers

Buccellati 18K Gold Macri Band with Diamonds

Tiffany & Co Diamond 18K Gold Sterling Silver Ring Sz 5.5 1.7 G: Tiffany & Co Diamond 18K Gold Sterling Silver Ring Size 5.5 1.7 G

16 hrs LeftRetro Roadshow Auctions

Tiffany & Co Diamond 18K Gold Sterling Silver Ring Sz 5.5 1.7 G

(7 bids)

18k Gold & 3.13 CTTW Diamond Ring and Earrings SET: 18K yellow gold and diamond jewelry set, comprising a ring and a pair of earrings, each marked "750." The set features natural round-cut diamonds, pave and prong-set within geometric cluster designs,

3 days LeftHill Auction Gallery

18k Gold & 3.13 CTTW Diamond Ring and Earrings SET

(3 bids)

18k Gold Olive Green 11ct Cat?s Eye Chrysoberyl Mens Vintage Ring: Described & Photographed By: Ayanna CNX 0107 0250 Title: 18k Gold Olive Green 11ct Cat?s Eye Chrysoberyl Mens Vintage Ring Description: 18k Gold Olive Green 11ct Cat?s Eye Chrysoberyl M

Apr 26, 2025Hess Fine Auctions

18k Gold Olive Green 11ct Cat?s Eye Chrysoberyl Mens Vintage Ring

(5 bids)

Art Deco Large Old Euro Diamond Natural Sapphire Heavy 18k White Gold 2 Stone Bypass Crossover Ring: Title: Art Deco Large Old Euro Diamond Natural Sapphire Heavy 18k White Gold 2 Stone Bypass Crossover Ring Description: Great Art Deco 2-stone ring featuring a spectacular pair of old Euro diamonds. O

Mar 29, 2025Hess Fine Auctions

Art Deco Large Old Euro Diamond Natural Sapphire Heavy 18k White Gold 2 Stone Bypass Crossover Ring

(3 bids)

4 days LeftEmpire Auctioneers

Cartier Panthère de Cartier Ring in 18K Yellow Gold

(3 bids)

Platinum and 18k Gold Emerald and Diamond Ring: DESCRIPTION: Platinum and 18k yellow gold ring, band hallmarked "TIFFANY & Co", featuring an 18k yellow gold bezel set Columbian light green emerald cut natural beryl emerald (2.3 cts), showing no cla

Apr 01, 2025Akiba Galleries

Platinum and 18k Gold Emerald and Diamond Ring

7.2ct natural Sri Lanka sapphire ring in 18k gold: 7.2ct natural Sri Lanka sapphire ring in 18k gold, 18k gold inlaid with 7.2ct natural sapphires and 41 1.2ct diamonds. Crystal clear, full color, good color. Standard tailoring. Internationally certif

Apr 13, 2025Global Jewelry Auction

7.2ct natural Sri Lanka sapphire ring in 18k gold

MARCUS & CO.: AN ART NOUVEAU 18K GOLD, DEMANTOID GARNET, AND ENAMEL RING: MARCUS & CO.: AN ART NOUVEAU 18K GOLD, DEMANTOID GARNET, AND ENAMEL RING The mount designed with engraved irises, enamel leaves, and circular-cut demantoid garnet accents, centering an abalone shell,

Ends in 3d 18hBonhams

1033: MARCUS & CO.: AN ART NOUVEAU 18K GOLD, DEMANTOID GARNET, AND ENAMEL RING

Est. $2,000-$3,000

$1,700(2 bids)

David Yurman Amethyst Sterling 18K Gold Ring: David Yurman Amethyst Sterling 18K Gold Ring . Large 20mm amethyst Alibon ring. Marked DY on the outside and 750 inside. Metal: sterling silver and 18 karat yellow gold. Stone cut: cushion. Ring size:

Mar 28, 2025NJ Antiques

David Yurman Amethyst Sterling 18K Gold Ring

(6 bids)

Vintage 18K Gold 0.50ctw Fine Natural Ruby Diamond Turquoise Ladies Ring: Described & Photographed By: Dillon HFA 2024X N Title: Vintage 18K Gold 0.50ctw Fine Natural Ruby Diamond Turquoise Ladies Ring Description: Vintage 18K Gold 0.50ctw Fine Natural Ruby D

Mar 29, 2025Hess Fine Auctions

Vintage 18K Gold 0.50ctw Fine Natural Ruby Diamond Turquoise Ladies Ring

(2 bids)

18 Karats White Gold, Aquamarine, Diamonds And Mother Of Pearl Ring Size 6, Bold Fashion Jewelry: 18 Karats White Gold, Aquamarine, Diamonds And Mother Of Pearl Ring Size 6, Bold Fashion Jewelry. Weight 16 grams. Almost Sculptural Design, Great Quality. DISCLAIMER: Read The Description And Watch C

2025Allure Auctioneers

18 Karats White Gold, Aquamarine, Diamonds And Mother Of Pearl Ring Size 6, Bold Fashion Jewelry

See Sold Price

GIA Certified -18K White Gold Paraiba Tourmaline & Diamond Halo Ring: 18K White Gold Paraiba Tourmaline & Diamond Ring – GIA CertifiedThis elegant 18K white gold ring features a 1.28-carat oval Paraiba Tourmaline (8x6mm) with a stunning blue-green color, certified by

4 days LeftEmpire Auctioneers

GIA Certified -18K White Gold Paraiba Tourmaline & Diamond Halo Ring

(1 bid)

18k Gold 1.5 CTTW Diamond London Blue Topaz Ring: 18K yellow gold ladies' ring featuring a substantial 16mm x 12mm oval faceted London Blue Topaz, bezel-set at the center. Encircling the gemstone are channel-set round brilliant-cut and tapered baguet

3 days LeftHill Auction Gallery

18k Gold 1.5 CTTW Diamond London Blue Topaz Ring

(1 bid)

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18k Gold Rings

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