Results for “18Kt Gold”

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FEATURED

GIA Briolette Sapphire Necklace w/ 18k Gold Clasp: Vintage GIA Briolette 400ctw Orange Yellow Sapphire Necklace w/ 18k Gold Clasp Here we have an absolutely gorgeous vintage necklace that features four strands of fine, GIA certified, sapphires that to

GIA Briolette Sapphire Necklace w/ 18k Gold Clasp

Est.

$8,000

-

$12,000

$3,000

Badis JewelersMontclair, NJ

FEATURED

New! Authentic Carrera Y Carrera 18k Mi Princes Greco Roman Diamond Crown Ring: New! Authentic Carrera Y Carrera 18k Mi Princes Greco Roman Diamond Crown Ring About This Piece: Metal: 18k Yellow Gold Size: 6.5 Weight: Width: 8.4 grams 11mm Stones: 1 round brilliant cut Diamond VS

New! Authentic Carrera Y Carrera 18k Mi Princes Greco Roman Diamond Crown Ring

Est.

$2,500

-

$3,000

$1,800

Jasper52New York, NY

FEATURED

Vintage Sterling 18kt Filigree Cross Pendant/Necklace, Bali Indonesia, 26", 1980's-1990's: Title: Vintage Sterling 18kt Filigree Cross Pendant/Necklace, Bali Indonesia, 26", 1980's-1990's Description: Vintage Sterling 18kt Filigree Cross Pendant/Necklace, Bali Indonesia, 26", 1980's-1990's.

Vintage Sterling 18kt Filigree Cross Pendant/Necklace, Bali Indonesia, 26", 1980's-1990's

Est.

$110

-

$150

$90

Jasper52New York, NY

FEATURED

Cartier Ronde Solo in 18K Rose Gold Cap over Steel, with Box and Papers: ESTIMATED RETAIL PRICE: $6,000* *This is the estimated value a piece of similar quality, craftsmanship, and characteristics could command at retail. Summary of Key Characteristics CIRCA: 2017 CASE MAT

35 mins Left

Cartier Ronde Solo in 18K Rose Gold Cap over Steel, with Box and Papers

Est.

$5,000

-

$6,000

$3,800

FORTUNAWELLINGTON, FL

5 days Left

CARTIER - GONDOLE 18KT YELLOW GOLD SELF-WINDING TIME-ONLY WATCH WITH A WHITE DIAL AND AN 18KT YELLOW

Est.

€5,000

-

€10,000

€4,000

SPANGARO & COUdine, Italy

Jul 22, 2026

18Kt. Gold Bueche Girod Manual Wind Ladies Swiss 1.35ct Diamond 17J 22.32 grams

Est.

$100

-

$1,000

$10

Kotler'sIsland Park, NY

18KT YELLOW GOLD RING WITH RUBY AND DIAMONDS: 18kt yellow gold ring set with a 3.34-carat purplish-red ruby and emerald-cut diamonds estimated at approximately 1.17 carats. Size 53/13 weight 8.9 g.

5 days Left

18KT YELLOW GOLD RING WITH RUBY AND DIAMONDS

Est.

€10,000

-

€15,000

€8,500

SPANGARO & COUdine, Italy

18Kt Solid White Gold 10 Carat Natural Aquamarine Ring: Certified 18Kt Solid White Gold 10 Carat Natural Aquamarine Real Diamond 0.80 ct G vs1 Fancy and Round Cut - Ring Size US -7 - Ring Resize Available free of Cost-Free Shipping

Aug 11, 2026

18Kt Solid White Gold 10 Carat Natural Aquamarine Ring

Est.

$16,000

-

$18,000

$50

Gatral GemsDelhi , Delhi

Vintage 18kt Yellow Gold Ladies Ring: With woven texture set with a center cluster of seven round mixed cut dark blue natural sapphires measureing 2.5 x 4.5 mm. Highlighted by banners of red enamel work. Total weight 10 grams. Circa 1960.

11 hrs Left

Vintage 18kt Yellow Gold Ladies Ring

Est.

$100

-

$1,500

$575

Bruhns Auction Gallery Denver, CO

TIFFANY & CO. 1983 Paloma Picasso Necklace In 18Kt Gold With 106 Cts Gemstones: A necklace designed by Paloma Picasso for Tiffany & Co.This is a very rare vintage necklace created in New York City by Paloma Picasso for Tiffany & Co. in 1983. This exceptional colorful necklace has

3 days Left

TIFFANY & CO. 1983 Paloma Picasso Necklace In 18Kt Gold With 106 Cts Gemstones

Est.

$39,750

-

$43,725

$3,750

Platinum Auction GroupBoca Raton, FL

5 days Left

CARTIER - SANTOS CARRÉE AUTOMATIC WRISTWATCH IN STAINLESS STEEL AND 18KT YELLOW GOLD WITH STAINLESS

Est.

€3,500

-

€5,000

€3,000

SPANGARO & COUdine, Italy

18KT YELLOW GOLD RING WITH A SAPPHIRE AND BRILLIANT-CUT DIAMONDS: An 18kt yellow gold ring with a central sapphire estimated at approximately 1 carats and measuring 5.90 x 7.60 x 3 mm and set with 20 brilliant-cut diamonds totalling an estimated 0.40 carats. Height

5 days Left

18KT YELLOW GOLD RING WITH A SAPPHIRE AND BRILLIANT-CUT DIAMONDS

Est.

€1,000

-

€2,000

€600

SPANGARO & COUdine, Italy

FEATURED

ROLEX LADIES DATEJUST 69173 PINK MOTHER OF PEARL 18K GOLD SS DIAMOND RUBY WATCH: Condition: Pre-owned - Excellent,Bezel Color: Gold,Max Wrist Size: 6.26-6.75 in,Number of Jewels: 29 Jewels,Indices: Diamond Markers, 12-Hour Dial,Band: Rolex Two-Tone Jubilee Bracelet,Bezel: Custom 1

ROLEX LADIES DATEJUST 69173 PINK MOTHER OF PEARL 18K GOLD SS DIAMOND RUBY WATCH

Est. —

$6,500

Activity AuctionsDover, DE

FEATURED

Rare! Authentic Cartier Tectonique 18k White Gold Diamond Tennis Necklace: Rare! Authentic Cartier Tectonique 18k White Gold Diamond Tennis Necklace About This Piece: About Cartier: The company has a long and distinguished history of serving royalty, as well as stars and cel

Rare! Authentic Cartier Tectonique 18k White Gold Diamond Tennis Necklace

Est.

$78,000

-

$94,000

$52,000

Jasper52New York, NY

FEATURED

$Rolex Day-Date 40 228235 18k Everose Gold Olive Green Dial: The Rolex Day-Date 40, Reference 228235, is a masterpiece of horological luxury and prestige. Crafted in Rolex\u0027s proprietary 18k Everose gold, this timepiece features a striking Olive Green dial$

3 days Left

Rolex Day-Date 40 228235 18k Everose Gold Olive Green Dial

Est.

$64,600

-

$70,000

$14,800

Serenity GallerieSaint Petersburg, FL

FEATURED

Audemars Piguet Cobra 18k White Gold Blue Diamond Dial: The Audemars Piguet Cobra is a masterpiece of vintage aesthetics and geometric precision. Crafted in a luxurious 18k white gold case, this rare timepiece features a deep Blue dial adorned with spa

3 days Left

Audemars Piguet Cobra 18k White Gold Blue Diamond Dial

Est.

$45,600

-

$49,400

$25

Serenity GallerieSaint Petersburg, FL

HAMILTON 18KT WHITE GOLD MANUAL-WINDING TIME-ONLY WATCH WITH A BRILLIANT-CUT DIAMONDS: An 18-carat white gold wristwatch set with brilliant-cut diamonds with an estimated total weight of approximately 1.75 carats. Height: 18.40 mm thickness: 12.10 mm weight: 29.40 g and total length: 17

5 days Left

HAMILTON 18KT WHITE GOLD MANUAL-WINDING TIME-ONLY WATCH WITH A BRILLIANT-CUT DIAMONDS

Est.

€2,000

-

€4,000

€1,800

SPANGARO & COUdine, Italy

5 days Left

VACHERON CONSTANTIN – DISCO VOLANTE MANUAL-WINDING TIME-ONLY WRISTWATCH IN 18KT YELLOW GOLD WITH

Est.

€5,000

-

€8,000

€3,000

SPANGARO & COUdine, Italy

3 days Left

Brand New 18kt Rose Gold Rootbeer Comes with Box & Papers

Est.

$60,000

-

$65,000

$48,000

Papps Family LiquidationBurbank, CA

5 days Left

PATEK PHILIPPE – ELLIPSE LADY HAND-WOUND TIME-ONLY WATCH IN 18KT YELLOW GOLD WITH A BLUE SIGNED

Est.

€6,000

-

€10,000

€6,500

SPANGARO & COUdine, Italy

FEATURED

Tiffany & CO 18Kt Gold Watch.: 18Kt Yellow Gold Tiffany & Co Tesoro Watch. This Elegant & 18K Solid Gold Watch is in working conditions with normal wear. Swiss Made. Bezel Type-18K Gold. Watch Shape-Round. Water Resistans. Total we

6 days Left

Tiffany & CO 18Kt Gold Watch.

Est.

$12,000

-

$20,000

$5,000

Pacific Auction HouseLos Angeles, CA

5 days Left

VACHERON CONSTANTIN MANUAL-WINDING TIME-ONLY WATCH WITH AN 18KT ROSE GOLD CASE MANUFACTURED BY

Est.

€6,000

-

€8,000

€4,000

SPANGARO & COUdine, Italy

18KT WHITE GOLD RING WITH SAPPHIRE AND DIAMONDS: An 18kt white gold ring set with a sapphire estimated at approximately 1 50 carats and measuring 6.92 x 8.96 x 3 mm and 54 diamonds with a total estimated weight of approximately 0.64 carats. Height 2

5 days Left

18KT WHITE GOLD RING WITH SAPPHIRE AND DIAMONDS

Est.

€1,500

-

€3,000

€1,500

SPANGARO & COUdine, Italy

3 days Left

VERDURA Milano Caged Rock Quartzes Clips-On Earrings In 18Kt Yellow Gold

Est.

$16,750

-

$18,425

$1,600

Platinum Auction GroupBoca Raton, FL

FEATURED

Cartier Love Band Ring 18K Rose Gold

Est. —

$1,900

Activity AuctionsDover, DE

FEATURED

Van Cleef & Arpels Vintage Alhambra 5 Motifs Bracelet 18K Yellow Gold

Est. —

$5,500

Activity AuctionsDover, DE

FEATURED

Rolex Day-Date 18048 18k Yellow Gold President Diamond Bezel Champagne Dial: The Rolex Day-Date, Reference 18048, is a pinnacle of luxury watchmaking. Crafted from sumptuous 18k yellow gold, this timepiece features a resplendent champagne dial enhanced by diamond-set hour

3 days Left

Rolex Day-Date 18048 18k Yellow Gold President Diamond Bezel Champagne Dial

Est.

$27,000

-

$29,300

$26

Serenity GallerieSaint Petersburg, FL

FEATURED

Rolex Day-Date 118338 18k Yellow Gold Champagne Jubilee Diamond Dial: The Rolex Day-Date, Reference 118338, is a paragon of luxury and prestige. This exquisite timepiece is rendered in 18k yellow gold, featuring a striking champagne jubilee dial adorned with brillia

3 days Left

Rolex Day-Date 118338 18k Yellow Gold Champagne Jubilee Diamond Dial

Est.

$33,600

-

$36,400

$3,225

Serenity GallerieSaint Petersburg, FL

5 days Left

ROLEX - OYSTER PERPETUAL BOMBAY AUTOMATIC WINDING 18KT ROSE GOLD WATCH WITH HONEYCOMB DIAL

Est.

€5,000

-

€7,000

€4,000

SPANGARO & COUdine, Italy

5 days Left

CARTIER - OBUS 18KT YELLOW GOLD QUARTZ TIME-ONLY WATCH WITH A WHITE DIAL BLACK ROMAN NUMERALS AND

Est.

€5,000

-

€10,000

€4,000

SPANGARO & COUdine, Italy

TIFFANY & CO. Vintage Links Necklace In .925 Sterling Silver & 18Kt Yellow Gold: A modernist links necklace designed by Tiffany & Co.A beautiful modernist necklace created by the renowned jewelry house of Tiffany & Co. in 2001. This substantial and boldly designed vintage necklace

3 days Left

TIFFANY & CO. Vintage Links Necklace In .925 Sterling Silver & 18Kt Yellow Gold

Est.

$2,498

-

$2,750

$250

Platinum Auction GroupBoca Raton, FL

Certified - 18Kt Solid White Gold - Lab grown diamond Necklace D Color VVS1 Round 25 Carat: 18Kt Solid White Gold - Lab grown diamond Necklace D Color VVS1 Round - 25 Carat 18 inch

Aug 11, 2026

Certified - 18Kt Solid White Gold - Lab grown diamond Necklace D Color VVS1 Round 25 Carat

Est.

$35,000

-

$38,000

$50

Gatral GemsDelhi , Delhi

TIFFANY & CO. Vintage Links Necklace In .925 Sterling Silver & 18Kt Yellow Gold: A modernist links necklace designed by Tiffany & Co.A beautiful modernist necklace created by the renowned jewelry house of Tiffany & Co. in 2001. This substantial and boldly designed vintage necklace

3 days Left

TIFFANY & CO. Vintage Links Necklace In .925 Sterling Silver & 18Kt Yellow Gold

Est.

$2,498

-

$2,750

$250

Platinum Auction GroupBoca Raton, FL

5 days Left

VACHERON CONSTANTIN HAND-WOUND POCKET CHRONOGRAPH IN 18KT YELLOW GOLD WITH A PORCELAIN DIAL AND

Est.

€5,000

-

€10,000

€4,000

SPANGARO & COUdine, Italy

Jul 22, 2026

Rolex Datejust 16233 18kt. Gold & SS Jubilee Bracelet with 2.20cttw Diamond Bezel

Est.

$100

-

$1,000

$700

Kotler'sIsland Park, NY

5 days Left

VACHERON CONSTANTIN - PATRIMONY 18KT WHITE GOLD MANUAL-WINDING TIME-ONLY WATCH WITH A WHITE DIAL

Est.

€7,000

-

€9,000

€6,500

SPANGARO & COUdine, Italy

FEATURED

Rolex Day-Date 18378 18k Yellow Gold President Diamond Ruby Champagne Dial: The Rolex Day-Date, Reference 18378, is a radiant expression of prestige and refinement. Crafted in 18k Yellow Gold, this distinguished timepiece features a sumptuous Champagne dial enriched with

3 days Left

Rolex Day-Date 18378 18k Yellow Gold President Diamond Ruby Champagne Dial

Est.

$37,800

-

$41,000

$26

Serenity GallerieSaint Petersburg, FL

FEATURED

Rare! Bvlgari Bulgari 18k Gold Diamond Monete Antique Large Coin Link Bracelet: Rare Bvlgari 18k yellow and white gold Monete bracelet showcasing three ancient coins framed in bold octagonal bezels. Alternating gold links accented with sparkling diamonds create luxurious contrast

Rare! Bvlgari Bulgari 18k Gold Diamond Monete Antique Large Coin Link Bracelet

Est.

$67,000

-

$80,000

$44,000

Jasper52New York, NY

FEATURED

Rolex Cellini Cestello 5330/5 36mm White Arabic Dial 18k Rose Gold Box Paper: Style Number: 5330/5 Serial: D764*** Year: 2014 Model: Rolex Cellini Cestello Case Material: 18K Rose Gold Band: Factory Brown Leather Strap Bezel: 18K Rose Gold Dial: White Arabic Dial Crystal: Sapph

Rolex Cellini Cestello 5330/5 36mm White Arabic Dial 18k Rose Gold Box Paper

Est. —

$10,000

Activity AuctionsDover, DE

FEATURED

Patek Philippe Gondolo 10 Days Power Reserve 5100J-001 18k Yellow Gold Silver Dial: The Patek Philippe Gondolo 10 Days Power Reserve, Reference 5100J-001, is an extraordinary fusion of sculptural Art Deco styling and modern horological mastery. Crafted in luxurious 18k yellow gold, t

3 days Left

Patek Philippe Gondolo 10 Days Power Reserve 5100J-001 18k Yellow Gold Silver Dial

Est.

$34,200

-

$37,100

$26

Serenity GallerieSaint Petersburg, FL

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