Results for “platinum”

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Radiant Cut 3.02ct Fancy Yellow Diamond Three Stone Platinum and 18K Gold Ring: Radiant Cut 3.02ct Fancy Yellow Diamond Three Stone Platinum and 18K Gold Ring This elegant three-stone engagement ring showcases a 3.02 carat radiant cut fancy yellow diamond, certified by GIA, as it

2 days Left

Radiant Cut 3.02ct Fancy Yellow Diamond Three Stone Platinum and 18K Gold Ring

Est. US$33,306-US$43,297

US$16,500

BidhausNew York, NY

Vintage 18k Gold & Platinum Ruby Ring: Vintage 18k Gold & Platinum Ruby Ring 1970s–1980s, European Vintage 18k gold and platinum ring set with 16 marquise-cut rubies measuring approximately 5.0 × 2.5 mm each, arranged in a continuous ba

6 days Left

Vintage 18k Gold & Platinum Ruby Ring

Est. US$800-US$1,200

US$400

Akiba GalleriesDania Beach, FL

Art Deco Platinum 5.70 Ct. Diamond Brooch: Art Deco platinum diamond brooch, a crisp, elegant period piece measuring 2.25 inches in length with beautifully balanced sparkle and strong presence. Set with 5 diamonds totaling approximately 3.20 c

1 day Left

Art Deco Platinum 5.70 Ct. Diamond Brooch

Est. US$7,800-US$11,700

US$3,800

Winbids AuctionsAventura, FL

Hamilton Art Deco Platinum Diamond Cocktail Watch 195 Diamonds: Hamilton Art Deco Platinum Diamond Cocktail Watch 195 Diamonds Experience the elegance of the Art Deco era with this exquisite Hamilton cocktail watch. Crafted from premium platinum, this timepiece is

4 days Left

Hamilton Art Deco Platinum Diamond Cocktail Watch 195 Diamonds

Est. US$6,630-US$8,619

US$100

Mynt AuctionsNew York, NY

Platinum Riviera Necklace 37.75 Ct Diamonds D-F VVS1-SI1 93 Stones: Platinum Riviera Necklace 37.75 Ct Diamonds D-F VVS1-SI1 93 Stones This exquisite Platinum Riviera Necklace is a stunning piece, showcasing a total diamond weight of approximately 37.75 carats. It fea

7 days Left

Platinum Riviera Necklace 37.75 Ct Diamonds D-F VVS1-SI1 93 Stones

Est. US$142,077-US$184,700

US$100

Mynt AuctionsNew York, NY

Cultured Pearl, Diamond, Platinum Convertible E: Cultured Pearl, Diamond, Platinum Convertible Earrings Stones: Baguette-cut diamonds weighing a total of approximately 2.00 carats; marquise-shaped diamonds weighing a to

5 days Left

Cultured Pearl, Diamond, Platinum Convertible E

Est. US$5,000-US$7,000

US$4,000

Heritage AuctionsDallas, TX

Art Deco Platinum 7.55 Ct. Diamond Brooch: Art Deco platinum diamond brooch, centered by an approximately 0.65 ct diamond and set with 154 additional diamonds totaling approximately 6.90 cts (overall approximately 7.55 cts), graded F–G color

1 day Left

Art Deco Platinum 7.55 Ct. Diamond Brooch

Est. US$8,600-US$12,900

US$4,200

Winbids AuctionsAventura, FL

Platinum Diamond Ring: Platinum diamond ring set with five round diamonds, approximately 1.01 ctw, marked "Pt900 1.01" Size: 4 Total weight: 4.3 g Provenance: Property from a home in Boerne, Texas

4 days Left

Platinum Diamond Ring

Est. US$400-US$700

US$200

Vogt Auction TexasSan Antonio, TX

Platinum Diamond Eternity Band with 15.53 Carat Emerald-Cut Stones GIA Certified: Platinum Diamond Eternity Band with 15.53 Carat Emerald-Cut Stones GIA Certified This emerald-cut diamond eternity band features fifteen colorless diamonds with a total weight of 15.53 carats, set in

7 days Left

Platinum Diamond Eternity Band with 15.53 Carat Emerald-Cut Stones GIA Certified

Est. US$97,981-US$127,375

US$100

Mynt AuctionsNew York, NY

Platinum Cuff Bracelet 39.52 Ct Diamonds F-H VS1-SI1: Platinum Cuff Bracelet 39.52 Ct Diamonds F-H VS1-SI1 This exquisite cuff bracelet showcases a stunning array of diamonds totaling 39.52 ct, set in luxurious platinum. The diamonds exhibit a beautiful

May 09, 2026

Platinum Cuff Bracelet 39.52 Ct Diamonds F-H VS1-SI1

Est. US$74,698-US$97,107

US$100

Mynt AuctionsNew York, NY

Diamond, Sapphire, Synthetic Sapphire, Platinum: Diamond, Sapphire, Synthetic Sapphire, Platinum, White Gold Bracelet Stones: Transitional and single-cut diamonds weighing a total of approximately 2.50 carats&sem

5 days Left

Diamond, Sapphire, Synthetic Sapphire, Platinum

Est. US$5,000-US$7,000

US$2,400

Heritage AuctionsDallas, TX

OSCAR HEYMAN: A PLATINUM, 18K GOLD, PINK SAPPHIRE, AND DIAMOND NECKLACE: OSCAR HEYMAN: A PLATINUM, 18K GOLD, PINK SAPPHIRE, AND DIAMOND NECKLACE Set with sixty-two oval-shaped pink sapphires, total weight 100.63 carats, framed by rows of full-cut diamonds, total weight 10.

May 07, 2026

OSCAR HEYMAN: A PLATINUM, 18K GOLD, PINK SAPPHIRE, AND DIAMOND NECKLACE

Est. US$30,000-US$50,000

US$30,000

BonhamsMarlborough, MA

GIA Certified Art Deco Platinum Necklace with Diamonds and Pearls: GIA Certified Art Deco Platinum Necklace with Diamonds and Pearls This exquisite Art Deco necklace is crafted in platinum and features a stunning array of gemstones. At its center lies an approximatel

May 10, 2026

GIA Certified Art Deco Platinum Necklace with Diamonds and Pearls

Est. US$104,715-US$136,129

US$100

Mynt AuctionsNew York, NY

Platinum Engagement Ring With 6.13ct J SI1 GIA Round Diamond and Baguettes: Platinum Engagement Ring With 6.13ct J SI1 GIA Round Diamond and Baguettes This platinum engagement ring features a 6.13 carat round brilliant cut diamond with J color and SI1 clarity, certified by GI

3 days Left

Platinum Engagement Ring With 6.13ct J SI1 GIA Round Diamond and Baguettes

Est. US$87,958-US$114,345

US$100

Mynt AuctionsNew York, NY

Art Deco Platinum 18K Gold Diamond Emerald Ring 4.03 Ct: Art Deco Platinum 18K Gold Diamond Emerald Ring 4.03 Ct This exquisite Art Deco ring features a stunning combination of platinum and 18K yellow gold. At its center lies a 4.03 Ct. European-cut diamond

6 days Left

Art Deco Platinum 18K Gold Diamond Emerald Ring 4.03 Ct

Est. US$22,932-US$29,811

US$10,750

BidhausNew York, NY

EDWARDIAN 1905 Cocktail Ring In Platinum With 14.16 Ctw Turquoise & Diamonds: Stunning Edwardian navette cocktail ring, America, circa 1900s, crafted in a refined transitional mix of .900 platinum and 18K white gold with a high-polish finish. Centered with an oval cabochon turq

1 day Left

EDWARDIAN 1905 Cocktail Ring In Platinum With 14.16 Ctw Turquoise & Diamonds

Est. US$5,800-US$8,700

US$2,800

Winbids AuctionsAventura, FL

GIA Certified No Heat Padparadscha Sapphire and Diamond Platinum Cocktail Ring: GIA Certified No Heat Padparadscha Sapphire and Diamond Platinum Cocktail Ring This vintage cocktail ring features a certified 3.83 carat natural Padparadscha sapphire from Sri Lanka, displaying a pin

5 days Left

GIA Certified No Heat Padparadscha Sapphire and Diamond Platinum Cocktail Ring

Est. US$19,110-US$24,843

US$100

Mynt AuctionsNew York, NY

Pair of Gold, Platinum and Diamond Bow Earrings: 16 round and 2 single-cut diamonds 1.20 cts., c. 1940, ap. 13 dwts. Test as 18 kt. Diamonds: H-I-VS. Posts and clip-backs. 1 1/2 x 7/8 inches.

2 hrs Left

Pair of Gold, Platinum and Diamond Bow Earrings

Est. US$1,500-US$2,000

US$750

DOYLE Auctioneers & AppraisersNew York, NY

Antique Platinum GIA Certified Round Diamond Ring: Antique Platinum GIA 1.56 ct Old European Cut Diamond Ring - VS2/J - Tapered Baguette Accents An exceptional antique engagement ring in solid 900 platinum, featuring a GIA-certified 1.56-carat natural

May 17, 2026

Antique Platinum GIA Certified Round Diamond Ring

Est. US$9,000-US$11,000

US$5

Hannosh'sMacomb, MI

Black Opal 8.38ct Diamond Platinum Cocktail Ring 9.6 Grams: Black Opal Diamond Platinum Cocktail Ring Metal: Platinum Total Weight: Approximately 9.6 grams Primary Stone: Black Opal Total Carat Weight: Approx

May 11, 2026

Black Opal 8.38ct Diamond Platinum Cocktail Ring 9.6 Grams

Est. US$1,900-US$2,400

US$90

Dover JewelryMiami, FL

Platinum Sapphire Diamond Necklace 44.11 CTW: One polished, stamped, and tested platinum necklace marked Walter Gruen. Mounted with 146 genuine unheated sapphires totaling approximately 44.11 carats and 210 genuine round diamonds totaling approxi

May 09, 2026

Platinum Sapphire Diamond Necklace 44.11 CTW

Est. US$30,000-US$45,000

US$15,000

Blackwell AuctionsClearwater, FL

Art Deco Platinum & 18K Yellow Gold Diamond Brooch Clips/Earrings: Art Deco platinum & 18K yellow gold diamond brooch clips/earrings, a beautifully engineered, convertible jewel with crisp Deco geometry—designed as a bold central plaque with articulated clip elemen

1 day Left

Art Deco Platinum & 18K Yellow Gold Diamond Brooch Clips/Earrings

Est. US$8,400-US$12,600

US$4,200

Winbids AuctionsAventura, FL

Art Deco Platinum Brooch 9.00 Ct Diamonds 3 Marquise 99 Old Mine: Art Deco Platinum Brooch 9.00 Ct Diamonds 3 Marquise 99 Old Mine This stunning Art Deco brooch is crafted in platinum and features a remarkable total diamond weight of 9.00 carats. It showcases three

2 days Left

Art Deco Platinum Brooch 9.00 Ct Diamonds 3 Marquise 99 Old Mine

Est. US$15,730-US$20,449

US$100

Mynt AuctionsNew York, NY

1950's Platinum Brooch with 35 Carats Round and Baguette Diamonds: 1950's Platinum Brooch with 35 Carats Round and Baguette Diamonds This exquisite 1950's brooch is a stunning example of vintage jewelry design, crafted from solid platinum and adorned with an impressi

3 days Left

1950's Platinum Brooch with 35 Carats Round and Baguette Diamonds

Est. US$42,900-US$55,770

US$100

Mynt AuctionsNew York, NY

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