18k Gold

(9,000+ price results)

Sort by:

Most Relevant

Tiffany & Co. 18K Yellow Gold Peridot Ring: Tiffany and Company 18K Yellow Gold Peridot Ring, featuring one flush set oval cabochon peridot weighing approx. 1.75 carats, includes Appraisal Report # GAL202305376, dated 1 June 2023, marked: "TIFF

2026

Tiffany & Co. 18K Yellow Gold Peridot Ring

Auctions at ShowplaceAstoria, NY

18K Yellow Gold Ruby Diamond Tiger Form Brooch: 18K Yellow Gold Ruby and Diamond Tiger Form Brooch, featuring one bezel set round faceted ruby eye weighing approx. 0.02 carat, further adorned with twenty nine pave set single cut diamonds weighing a

2026

18K Yellow Gold Ruby Diamond Tiger Form Brooch

Auctions at ShowplaceAstoria, NY

French 18K Gold Platinum Ruby Diamond Stick Pin: French 18K Yellow Gold Platinum Ruby Diamond Stick Pin, 19th century, featuring one bezel set round faceted ruby weighing approx. 0.05 carat, further adorned with three prong set trillion and two bead

2026

French 18K Gold Platinum Ruby Diamond Stick Pin

Auctions at ShowplaceAstoria, NY

Baroque Cultured Pearl and Yellow Gold Necklace: Baroque Cultured Pearl and Yellow Gold Necklace Baroque cultured pearls measuring approximately 12.40 - 16.30 mm. 18 karat yellow gold. 15 inches long. Stamp: 18K 750 (maker's mark). Gross weight: 78.

2026

Baroque Cultured Pearl and Yellow Gold Necklace

Freeman'sChicago, IL

La Nouvelle Bague, Yellow Gold and Enamel Earrings: La Nouvelle Bague, Yellow Gold and Enamel Earrings Dark green and red enamel. 18 karat yellow gold. 1 1/2 inches long. Stamp: LA NOUVELLE BAGUE 750 (Italian maker's mark) 18K. Gross weight: 8.25 dwt.

2026

La Nouvelle Bague, Yellow Gold and Enamel Earrings

Freeman'sChicago, IL

Aurora 80th Anniversary Silver Fountain Pen, 1999: Aurora 80th Anniversary Sterling Silver Fountain Pen, 1999, sterling silver and Bordeaux resin, "flame" guilloche with high relief decoration, rhodium-treated 18K gold nib marked "18K / 750 / Aurora",

2026

Aurora 80th Anniversary Silver Fountain Pen, 1999

Auctions at ShowplaceAstoria, NY

Montblanc Agatha Christie Fountain Pen, 1993: Montblanc Agatha Christie Limited Edition Fountain Pen, 1993, from Writer's Edition series, with 18K gold nib in black resin cas having sterling silver snake clip with ruby eyes, marked "925", numbere

2026

Montblanc Agatha Christie Fountain Pen, 1993

Auctions at ShowplaceAstoria, NY

Pair of Indian 18k Gold Ear Ornaments with Modern Mounts and a Pair of Silver Ear Ornaments with: Pair of Indian 18k Gold Ear Ornaments with Modern Mounts and a Pair of Silver Ear Ornaments with Modern Mounts The gold marked '18k', the silver unmarked.The gold 2 in. long, 14.7 dwt approx. gross we

2026

Pair of Indian 18k Gold Ear Ornaments with Modern Mounts and a Pair of Silver Ear Ornaments with

STAIRHudson, NY

18k Yellow Gold 13.50ct Ruby 2.75ct Diamond Ring: Retail: $21,800.00 ****** 18k Yellow Gold 13.50ct Ruby 2.75ct Diamond Ring ****** Metal: 18k Solid Yellow Gold / Size: 7.5 / Total Item Weight: 14.5 grams / Country Made: United States / / Main Stone:

2026

18k Yellow Gold 13.50ct Ruby 2.75ct Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

18K White Gold Ladies Ring with 7.15ct Paraiba Tourmaline and 2.19ct Adjacent Diamonds: Retail: $40,000.00 ****** 18K White Gold Ladies Ring with 7.15ct Paraiba Tourmaline and 2.19ct Adjacent Diamonds ****** Size: 6.5 / Metal: 18K White Gold / Total Item Weight: 9.5 Grams / Country Made:

2026

18K White Gold Ladies Ring with 7.15ct Paraiba Tourmaline and 2.19ct Adjacent Diamonds

Riverside GalleriesArcadia, CA

Elegant 18K White Gold Diamond Star Dangle Earrings with South Sea Pearls: Elegant 18K White Gold Diamond Star Dangle Earrings with South Sea Pearls Enhance your elegance with these stunning Estate White Gold 13mm South Sea Pearl & Star Diamond Fancy Drop Dangle Earrings. Ex

2026

Elegant 18K White Gold Diamond Star Dangle Earrings with South Sea Pearls

Mynt AuctionsNew York, NY

Longines 18K White Gold Art Deco Rectangular Watch: Longines, a vintage wristwatch featuring a sleek rectangular case crafted in solid 18 karat white gold. The Art Deco-era dial is elegantly detailed with stylized Arabic numerals and blued steel hands,

2026

Longines 18K White Gold Art Deco Rectangular Watch

Hill Auction Gallery Sunrise, FL

18k White Gold Emerald and Diamond Ring 14g Sz 9.5: 18k white gold ring set with a square cut emerald surrounded by numerous round brilliant cut diamonds in a pave cluster design extending across the top and shoulders. The center emerald measures appro

2026

18k White Gold Emerald and Diamond Ring 14g Sz 9.5

Hill Auction Gallery Sunrise, FL

18k White Gold Emerald Diamond Ring 8.9g Size 6: 18K white gold ring set with one pear-cut emerald measuring approximately 17 x 10 mm, estimated at approximately 8 carats. Emerald is surrounded by a halo of 16 round-cut diamonds measuring approximat

2026

18k White Gold Emerald Diamond Ring 8.9g Size 6

Hill Auction Gallery Sunrise, FL

18K Baroque Pearls & Crystal Dangle Drop Earrings: A pair of drop earrings featuring round freshwater pearl studs suspending larger faceted white stone drops, likely chalcedony or quartz, capped with gold tone accents. Post back closures stamped 750.

2026

18K Baroque Pearls & Crystal Dangle Drop Earrings

Hill Auction Gallery Sunrise, FL

18k Gold Coral Earrings and 14k Gold Pearl Jewelry Assortment: 18k Gold Coral Earrings and 14k Gold Pearl Jewelry Assortment (8) items including a pair of French clip pierced earrings having carved coral drop design (unmarked 18k), (5) strands of pearl necklaces

2026

18k Gold Coral Earrings and 14k Gold Pearl Jewelry Assortment

Leonard Auction, a division of The Leonard CompanyAddison, IL

Omega Seamaster 18k Yellow Gold Case Wristwatch: Omega Seamaster 18k Yellow Gold Case Wristwatch Serial #23068434 dating to c.1966, automatic, champagne dial, raised gold-tone hour-signs, gold-tone baton hands on a black leather band (marked '18k')

2026

Omega Seamaster 18k Yellow Gold Case Wristwatch

Leonard Auction, a division of The Leonard CompanyAddison, IL

Tiffany & Co. Signature Collection Sterling Silver and 18K Yellow Gold Cross Pendant Necklace: Tiffany & Co. Signature collection cross pendant necklace. The pendant features a vertically ribbed sterling silver cross accented with a central 18K yellow gold knot motif, suspended from a sterl

2026

Tiffany & Co. Signature Collection Sterling Silver and 18K Yellow Gold Cross Pendant Necklace

Gallery 63Atlanta, GA

Concord - Gold Bennington Chronograph: Lot 13 Concord Swiss Manufacturer (founded 1908) Gold Bennington Chronograph Description: 18k Gold Concord Bennington Chronograph, blue hands, 3 registers and date, crocodile leather strap, gold-tone

2026

Concord - Gold Bennington Chronograph

Capsule AuctionsNew York, NY

Concord - Gold Impresario Chronograph: Lot 16 Concord Swiss Manufacturer (founded 1908) Gold Impresario Chronograph Description: 18k gold Concord Impresario Chronograph, 3 sub-dial, plus day, date and month complications, gold hands, wine

2026

Concord - Gold Impresario Chronograph

Capsule AuctionsNew York, NY

Charm Bracelet with 2 Gold Charms: Lot 34 Charm Bracelet with 2 Gold Charms and 5 gold plated charms Description: An 8 inch long gold filled charm bracelet with five gold plated charms and two detached gold charms; 18k gold enameled li

2026

Charm Bracelet with 2 Gold Charms

Capsule AuctionsNew York, NY

S.T. Dupont Gatsby Pinstripe 18k Gold M Nib Gold Plated Fountain Pen: Material : Gold Plate / 18k Gold Nib Designer : S.T. Dupont Measurements : Length 143mm. Marked: : S.T.Dupont, made in France, Paris. Condition: : New, old stock, not filled. <

2026

S.T. Dupont Gatsby Pinstripe 18k Gold M Nib Gold Plated Fountain Pen

Farber AuctioneersLambertville, NJ

Lot of 3 Waterman Gentleman Gold Plated 18k Gold F M L Nib Pen: Material : Gold Plate / Two 18k Gold Nibs Designer : Waterman Measurements : G - 134mm (nib M) , B - 141mm (gold nib L), Blue - 141mm (gold nib F). Condition: : Preowned. Additional: No boxe

2026

Lot of 3 Waterman Gentleman Gold Plated 18k Gold F M L Nib Pen

Farber AuctioneersLambertville, NJ

Waterman Carene Gold Plated Silver 18k Gold Nib Black Fountain Pen: Material : Gold Plated/Sterling Silver / 18k Gold Nib Designer : Waterman Measurements : Length 142mm. Nib size not marked. Condition: : New, old stock. Few scratches on the lacquer. Additio

2026

Waterman Carene Gold Plated Silver 18k Gold Nib Black Fountain Pen

Farber AuctioneersLambertville, NJ

View:

24

18k Gold Auctions

NEW 14K YELLOW GOLD CURB LINK ID BRACELET

NEW 14K WHITE GOLD WEDDING TRIO RING SET

NEW 14K TWO TONE GOLD FANCY HEART DANGLING EARRINGS

BEAUTIFUL GOLD JEWELRY 23

Starts on:

Valley Village, CA, US

NEW 14K TRI COLOR GOLD GIRL-GIRL PENDANT

NEW 14K TRI COLOR GOLD LUCKY RING - SIZE 7

NEW 14K WHITE GOLD LADIES FANCY WHITE SOLITAIRE HALO RING

A BEAUTIFUL COLLECTION OF GOLD JEWELRY 26

Starts on:

Valley Village, CA, US

6 days Left

NEW 14K YELLOW GOLD BAMBOO HOLLOW HOOP EARRINGS

NEW 14K TWO TONE GOLD KIDS RING

NEW 14K WHITE GOLD LADIES FASHION WHITE SOLITAIRE RING

FANCY GOLD ESTATE JEWELRY 25

Starts on:

Valley Village, CA, US

3 days Left

TOP