![Vintage Natural Blue & Yellow Sapphire Floral Bouquet Platinum Lapel Brooch: his 1950s Retro flower bouquet of sophisticated and opulent aesthetic is artfully crafted in platinum. It is adorned with twelve cushion-cut and square-cut natural sapphires (no heat treatment) weighi](https://p1.liveauctioneers.com/8053/328971/177317129_1_x.jpg?height=310&quality=70&version=1715118143)
Platinum Brooches & Pins
![Vintage Natural Blue & Yellow Sapphire Floral Bouquet Platinum Lapel Brooch: his 1950s Retro flower bouquet of sophisticated and opulent aesthetic is artfully crafted in platinum. It is adorned with twelve cushion-cut and square-cut natural sapphires (no heat treatment) weighi](https://p1.liveauctioneers.com/8053/328971/177317129_1_x.jpg?height=310&quality=70&version=1715118143)
![Suzanne Belperron Dents de Loup Clip Brooches Diamond Gold Platinum: About the Item A pair of magnificent double clips designed by Suzanne Belperron and manufactured by company B. Herz in Paris between 1932 and 1940. The piece comes with an authentication certificate f](https://p1.liveauctioneers.com/5584/330568/178262556_1_x.jpg?height=310&quality=70&version=1716924723)
![A diamond and platinum brooch: A diamond and platinum broochof foliate motif, featuring 12 round brilliant-cut diamonds ranging from 1.04 carats to approximately 0.78 carat, framed by 30 marquise-cut diamonds and accented by a stem](https://p1.liveauctioneers.com/306/333073/179802200_1_x.jpg?height=310&quality=70&version=1718146324)
![Victorian Platinum Brooch Pearls and Diamonds: Victorian platinum brooch with 5 genuine diamonds European cut .08ct each VVS-VS color G-H and 5 cultured pearls 4mm. The brooch is unmarked but tested. The pin was replaced in the past with a pin 14k](https://p1.liveauctioneers.com/3242/328194/176817411_1_x.jpg?height=310&quality=70&version=1716489739)
News about Platinum Brooches & Pins
![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 […]