![Late Deco French Platinum & Diamond Double Clip Brooch: GUILD laboratories' certificates are as accurate as GIA AND AGL certificates, and Sumer collection stands a hundred percent behind Guild laboratory's certifications. Hall Marks on pin](https://p1.liveauctioneers.com/5870/332992/179756593_1_x.jpg?height=310&quality=70&version=1718238316)
Platinum Jewelry
![Late Deco French Platinum & Diamond Double Clip Brooch: GUILD laboratories' certificates are as accurate as GIA AND AGL certificates, and Sumer collection stands a hundred percent behind Guild laboratory's certifications. Hall Marks on pin](https://p1.liveauctioneers.com/5870/332992/179756593_1_x.jpg?height=310&quality=70&version=1718238316)
![Edwardian Platinum Diamond & Natural Pearl Pendant: GUILD laboratories' certificates are as accurate as GIA AND AGL certificates, and Sumer collection stands a hundred percent behind Guild laboratory's certifications.](https://p1.liveauctioneers.com/5870/332992/179756586_1_x.jpg?height=310&quality=70&version=1718238316)
![1.24 Carat Circular Brilliant Cut J-VS2 Diamond Platinum Engagement Ring: Title: 1.24 Carat Circular Brilliant Cut J-VS2 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.24 Carat Diamond Number of Stones: 1 Color: J Clarity: VS2 Shape: Circul](https://p1.liveauctioneers.com/3780/329167/177974310_1_x.jpg?height=310&quality=70&version=1715878703)
![5.00 Carat Marquis Shape H VS1 Diamond Platinum Band Ring: Title: 5.00 Carat Marquis Shape H VS1 Diamond Platinum Band Ring Style: Band Metal: Platinum Gemstone 1: 5 Carat Diamond Number of Stones: 8 Color: H Clarity: VS1 Shape: Marquis Shape Size: 6 Weight:](https://p1.liveauctioneers.com/3780/329167/177974308_1_x.jpg?height=310&quality=70&version=1715878703)
![1.16 Carat Circular Brilliant Cut & Round Diamond Platinum Engagement Ring: Title: 1.16 Carat Circular Brilliant Cut F SI1 and Round Brilliant E VS1 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 0.11 Carat Diamond Number of Stones: 4 Color: E](https://p1.liveauctioneers.com/3780/329167/177974307_1_x.jpg?height=310&quality=70&version=1715878703)
![Henry Dunay Sabi Yellow Gold Platinum Earrings Brooch Set: Henry Dunay Sabi Yellow Gold Platinum Earrings Brooch Set. An 18k yellow gold and platinum set of earrings and a brooch from Sabi collection by Henry Dunay.. The earrings are knot shape with clip-on c](https://p1.liveauctioneers.com/3780/331958/179092501_1_x.jpg?height=310&quality=70&version=1717192562)
![1.08 Carat Circular Brilliant Cut Shape I-VS1 Diamond Platinum Engagement Ring: Title: 1.08 Carat Circular Brilliant Cut Shape I-VS1 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.08 Carat Diamond Number of Stones: 1 Color: I Clarity: VS1 Shape:](https://p1.liveauctioneers.com/3780/329167/177974295_1_x.jpg?height=310&quality=70&version=1715878703)
![Edwardian Diamond & Platinum Brooch Pin 1920's: About the Item Classic Edwardian brooch created in Europe in the 1920's. Old hand-cut diamonds, open-work airy design, floral motifs are the highlights of this lovely timeless piece. Diamond total wei](https://p1.liveauctioneers.com/5584/332704/179475102_1_x.jpg?height=310&quality=70&version=1718142737)
![1.16 Carat Old European Cut I VS2-VS1 Diamond Platinum Engagement Ring: Title: 1.16 Carat Old European Cut I VS2-VS1 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.1 Carat Diamond Number of Stones: 1 Color: I Clarity: VS2 Shape: Old Europ](https://p1.liveauctioneers.com/3780/329167/177974276_1_x.jpg?height=310&quality=70&version=1715878703)
![1.44 Carat Round Brilliant J VS1 and Diamond Platinum Wedding Ring: Title: 1.44 Carat Round Brilliant J VS1 and Diamond Platinum Wedding Ring Style: Wedding Metal: Platinum Gemstone 1: 0.36 Carat Diamond Number of Stones: 20 Gemstone 2: 1.08 Carat Diamond Number of St](https://p1.liveauctioneers.com/3780/329167/177974275_1_x.jpg?height=310&quality=70&version=1715878703)
![Edwardian. platinum yellow gold diamond brooch: GUILD laboratories' certificates are as accurate as GIA AND AGL certificates, and Sumer collection stands a hundred percent behind Guild laboratory's certifications.](https://p1.liveauctioneers.com/5870/332992/179756664_1_x.jpg?height=310&quality=70&version=1718238316)
![Tiffany & Co.. 0.72 Carat D-IF Diamond White Platinum Engagement Ring: Designer: Tiffany and Co Title: Tiffany and Co 0.72 Carat Round Brilliant Shape D-IF Diamond White Platinum Engagement Ring Style: Engagement Metal: White Platinum Gemstone 1: 0.72 Carat Diamond Numbe](https://p1.liveauctioneers.com/3780/329167/177974262_1_x.jpg?height=310&quality=70&version=1715878703)
![Tiffany & Co.. 1.06 Carat Radiant Cut G-VS2 Diamond Platinum Engagement Ring: Designer: Tiffany and Co Title: Tiffany and Co 1.06 Carat Radiant Cut G-VS2 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.06 Carat Diamond Number of Stones: 1 Color:](https://p1.liveauctioneers.com/3780/329167/177974261_1_x.jpg?height=310&quality=70&version=1715878703)
![1.14 Carat Old European Cut Shape E-SI1 Diamond Platinum Wedding Ring: Title: 1.14 Carat Old European Cut Shape E-SI1 Diamond Platinum Wedding Ring Style: Wedding Metal: Platinum Gemstone 1: 0.14 Carat Diamond Number of Stones: 14 Gemstone 2: 1.14 Carat Diamond Number of](https://p1.liveauctioneers.com/3780/329167/177974257_1_x.jpg?height=310&quality=70&version=1715878703)
![TIFFANY & CO JEAN SCHLUMBERGER PLATINUM DIAMOND TWENTY STONE HOOP EARRINGS: Each half-hoop designed as a series of five pairs of claw-set brilliant-cut diamonds between X-shaped wire motifs, the diamonds together weighing approximately 1.80 carats, mounted in platinum, width](https://p1.liveauctioneers.com/8787/332912/179746656_1_x.jpg?height=310&quality=70&version=1718064268)
![Tiffany & Co. 1.01 Carat Round Brilliant H VS2 Diamond Platinum Engagement Ring: Designer: Tiffany & Co Title: Tiffany & Co 1.01 Carat Round Brilliant H VS2 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.01 Carat Diamond Number of Stones: 1 Color:](https://p1.liveauctioneers.com/3780/329167/177974234_1_x.jpg?height=310&quality=70&version=1715878703)
![1.50 Carat Round & Old European Cut J VS1 Diamond Platinum Engagement Ring: Title: 1.50 Carat Round Brilliant J VS1 and Old European Cut J VS1 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 0.06 Carat Diamond Number of Stones: 2 Color: J Clarit](https://p1.liveauctioneers.com/3780/329167/177974227_1_x.jpg?height=310&quality=70&version=1715878703)
![2.03 Carat Radiant Cut W VS2 Diamond Platinum Wedding Ring: Title: 2.03 Carat Radiant Cut W VS2 Diamond Platinum Wedding Ring Style: Wedding Metal: Platinum Gemstone 1: 2.03 Carat Diamond Number of Stones: 1 Color: W Clarity: VS2 Shape: Radiant Cut Size: 5 Wei](https://p1.liveauctioneers.com/3780/329167/177974224_1_x.jpg?height=310&quality=70&version=1715878703)
![1.69 Carat Circular Brilliant Cut L-VS1 Diamond White Platinum Engagement Ring: Title: 1.69 Carat Circular Brilliant Cut L-VS1 Diamond White Platinum Engagement Ring Style: Engagement Metal: White Platinum Gemstone 1: 1.69 Carat Diamond Number of Stones: 1 Color: L Clarity: VS1 S](https://p1.liveauctioneers.com/3780/329167/177974222_1_x.jpg?height=310&quality=70&version=1715878703)
![Tiffany & Co.. 0.94 Carat G-VS1 Platinum Engagement Ring Diamond: Designer: Tiffany and Co Title: Tiffany and Co 0.94 Carat G-VS1 Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 0.94 Carat Diamond Number of Stones: 1 Color: G Clarity: VS1 Shap](https://p1.liveauctioneers.com/3780/329167/177974214_1_x.jpg?height=310&quality=70&version=1715878703)
![Tiffany & Co. 1.06 Carat Round Brilliant I VS1 Diamond Platinum Engagement Ring: Designer: Tiffany & Co Title: Tiffany & Co 1.06 Carat Round Brilliant I VS1 Diamond White Platinum Engagement Ring Style: Engagement Metal: White Platinum Gemstone 1: 1.06 Carat Diamond Number of Ston](https://p1.liveauctioneers.com/3780/329167/177974213_1_x.jpg?height=310&quality=70&version=1715878703)
![Tiffany & Co. 1.12 Carat Old European Cut F VS2 Diamond Platinum Engagement Ring: Designer: Tiffany & Co Title: Tiffany & Co 1.12 Carat Old European Cut F VS2 Diamond Platinum Engagement Ring Style: Engagement Metal: Platinum Gemstone 1: 1.12 Carat Diamond Number of Stones: 1 Color](https://p1.liveauctioneers.com/3780/329167/177974195_1_x.jpg?height=310&quality=70&version=1715878703)
![1.50 Carat Old European Cut Shape J-SI2 Diamond Platinum Wedding Ring: Title: 1.50 Carat Old European Cut Shape J-SI2 Diamond Platinum Wedding Ring Style: Wedding Metal: Platinum Gemstone 1: 1.5 Carat Diamond Number of Stones: 1 Color: J Clarity: SI2 Shape: Old European](https://p1.liveauctioneers.com/3780/329167/177974164_1_x.jpg?height=310&quality=70&version=1715878703)
![French 1920s Diamond Platinum White Gold Link Bracelet: About the Item Chic diamond link bracelet created in the 1920's. Old European cut diamonds (H-I color, VS-SI2 clarity) are set in platinum, total weight approximately 7.76 carats. The diamond links ar](https://p1.liveauctioneers.com/5584/332704/179474956_1_x.jpg?height=310&quality=70&version=1718142737)
News about Platinum Jewelry
![Harry Winston platinum and diamond ring rocked Doyle Fine Jewelry auction](https://www.liveauctioneers.com/news/wp-content/uploads/2023/04/Screenshot-2023-04-28-at-4.23.26-PM-1.png)
Harry Winston platinum and diamond ring rocked Doyle Fine Jewelry auction
NEW YORK – Jewelry sales at Doyle continue to surpass expectations at all levels of value. Auctions of Important Jewelry on April 27 and Fine Jewelry & Luxury Handbags on April 26 saw determined bidders from across the country and around the world drive exceptional prices throughout both sales, sending the week’s total past $6 million.
![Platinum sparkler, Remington bronze command attention at Abell Auction, May 22](https://www.liveauctioneers.com/news/wp-content/uploads/2022/05/Screen-Shot-2022-05-14-at-5.12.20-PM.png)
Platinum sparkler, Remington bronze command attention at Abell Auction, May 22
LOS ANGELES – Abell Auction Co. will present a fine art, antiques, 20th-century design and fine jewelry auction on Sunday, May 22, starting at 9 am Pacific time. Featuring property from prominent California estates, the online sale will be highlighted by an original Frederic Remington bronze Rattlesnake sculpture, estimated at $100,000-$150,000, and a collection of […]
![Picassos, Tiffany table, Agassiz platinum watch at Coker’s, June 18](https://www.liveauctioneers.com/news/wp-content/uploads/2011/06/2011_0608_9314248_lead.jpg)
Picassos, Tiffany table, Agassiz platinum watch at Coker’s, June 18
NEW MARKET, Tenn. – On Sat., June 18, commencing at 10 a.m. Eastern time, John W. Coker, Ltd., will conduct an eclectic Summer Estate Auction featuring exquisite timepieces and fine jewelry; paintings and decorative art; rugs and other quality antiques. Internet live bidding will be provided by LiveAuctioneers.com. From a Philadelphia art pottery collector’s estate […]
![Jasper52 presents Treasures of Time: Estate Designer Jewelry May 28](https://www.liveauctioneers.com/news/wp-content/uploads/2024/05/178015692_1_x.jpg)
Jasper52 presents Treasures of Time: Estate Designer Jewelry May 28
NEW YORK – On Tuesday, May 28, starting at 7 pm Eastern time, Jasper52 will conduct a sale titled Treasures of Time: Estate Designer Jewelry, consisting of exactly 221 lots. Absentee and Internet live bidding will be available through LiveAuctioneers. Highlights include an 18K gold and diamond bracelet by the Italian jewelry firm of Roberto […]