Platinum Brooches & Pins
![An Art Deco large-scale platinum brooch set with diamonds.: An impressive Art Deco large-scale platinum brooch (acid tested), adorned with geometric patterns and set with an old cut diamond weighing approximately 0.35 carats. Total diamond weight approximately](https://p1.liveauctioneers.com/6253/332449/179301283_1_x.jpg?height=310&quality=70&version=1717577449)
![ELWOOD VAN CLIEF Vintage Diamond Platinum Brooch Pin 17.50 Carats: Weighing approx. 28.4 grams and measuring 60mm x 32mm. This brooch is covered with (36) marquise diamonds, (30) baguette diamonds, and (32) round-faceted diamonds weighing cumulatively 17.50cts, (grad](https://p1.liveauctioneers.com/2211/332393/179264040_1_x.jpg?height=310&quality=70&version=1717524154)
![Vintage 21.90cts Platinum Mixed-cut Natural Diamond tassel Brooch Pin: This beautiful Vintage 1960s diamond brooch pin is crafted in solid platinum. Displaying a delicate swirl design with exquisite details and exceptional artistry, this unique brooch pin is embellished](https://p1.liveauctioneers.com/2211/332393/179264058_1_x.jpg?height=310&quality=70&version=1717524154)
![Platinum & 14K Gold, Sapphire Brooch and 14K Gold Bust Brooch: 1st item: Ladies platinum and 14K yellow gold brooch featuring a round natural sapphire. The brooch is marked "14K" and XRF tests 14K gold on the back with 90% platinum on the face. The broo](https://p1.liveauctioneers.com/525/332539/179372107_1_x.jpg?height=310&quality=70&version=1717698500)
![Platinum over yellow gold edwardian dimond, pearl: Brooch is composed of old min-cut and rose-cut diamonds; diamonds are SI in clarity and I-g COLLER, total diamond weight app. 2.00 CTS. Pearls 4mm,5mm Circa 1880 Diamond andPearl and Gold 9.2 grams 11](https://p1.liveauctioneers.com/5870/332992/179756654_1_x.jpg?height=310&quality=70&version=1718238316)
![Vintage Brooch 18k Gold Diamond Flower Pin Estate Jewelry: About the Item An amazing vintage brooch, made of 18 karat yellow gold and platinum, featuring diamonds. The brooch is designed as a stylized bouquet of flowers or a fire torch. It comprises yellow go](https://p1.liveauctioneers.com/5584/333401/180019515_1_x.jpg?height=310&quality=70&version=1718743985)
![Chaumet Retro Brooch 18k Gold Diamond Pin Estate Jewelry: About the Item A French chic retro diamond brooch by Chaumet Paris made of 18 karat gold and platinum. During the Retro jewelry era, scrolls became one of the most popular design motifs. In this brooc](https://p1.liveauctioneers.com/5584/333401/180019473_1_x.jpg?height=310&quality=70&version=1718743985)
![Henry Dunay Sabi Yellow Gold Platinum Earrings Brooch Set: About the Item 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 closure. The brooch has beautiful curves and i](https://p1.liveauctioneers.com/5584/333401/180019639_1_x.jpg?height=310&quality=70&version=1718743985)
![3.75 Total Carat Round Brilliant J VS1 and Diamond Platinum Pin: Title: 3.75 Carat Baguette Shape J VS1 and Round Brilliant J VS1 and Half Moon Shape J VS1 Diamond Platinum Pin Metal: Platinum Gemstone 1: 2.25 Carat Diamond Number of Stones: 56 Color: J Clarity: VS](https://p1.liveauctioneers.com/3780/329167/177974270_1_x.jpg?height=310&quality=70&version=1715878703)
![Tiffany & Co Schlumberger 18k Yellow Gold Platinum Diamond Turquoise Pin Brooch: Tiffany & Co Schlumberger 18k Yellow Gold Platinum Diamond Turquoise Pin Brooch Tiffany & Co Schlumberger 18k Yellow Gold Platinum Diamond Turquoise Pin Brooch Product Description About This Piece: Ab](https://p1.liveauctioneers.com/5584/333405/180020053_1_x.jpg?height=310&quality=70&version=1718745967)
![7.25 Carat Old European Cut & Round Brilliant M I1 Diamond 18k WG/Platinum Pin: Title: 7.25 Carat Old European Cut and Round Brilliant M I1 Diamond 18 Karat White Gold/Platinum Pin Metal: 18 Karat White Gold/Plat Gemstone 1: 1.02 Carat Diamond Number of Stones: 1 Color: M Clarity](https://p1.liveauctioneers.com/3780/329167/177974129_1_x.jpg?height=310&quality=70&version=1715878703)
![Platinum and 9ct White Gold Bouquet of Flower Brooch.: platinum and 9ct white gold set brooch in the shape of a bouquet of flowers, the brooch features 3 flower in which have mixed gems as such peridots, tourmaline, amethyst and citrine al in a cluster se](https://p1.liveauctioneers.com/9184/332128/179156423_1_x.jpg?height=310&quality=70&version=1717346843)
![AN ANTIQUE SAPPHIRE, DIAMOND AND PEARL BAR BROOCH in yellow gold and platinum, set with a round c...: AN ANTIQUE SAPPHIRE, DIAMOND AND PEARL BAR BROOCH in yellow gold and platinum, set with a round cut sapphire accented by old and rose cut diamonds, terminating at each end with a pearl, no assay marks](https://p1.liveauctioneers.com/6430/333787/180328574_1_x.jpg?height=310&quality=70&version=1718746274)
![Antique 18ct Gold Platinum and Diamond Brooch: Antique 18ct Gold Platinum and Diamond Brooch, 1.86ct Diamond. HALLMARKS: Tested for 18ct Gold & Plat MEASUREMENT: 69mm long by 4.5mm wide CONDITION](https://p1.liveauctioneers.com/9184/332128/179156377_1_x.jpg?height=310&quality=70&version=1717346843)
![A VINTAGE FRENCH DIAMOND BIRD DOUBLE CLIP BROOCH in platinum and 18ct white gold, designed as a p...: A VINTAGE FRENCH DIAMOND BIRD DOUBLE CLIP BROOCH in platinum and 18ct white gold, designed as a pair of birds with flowers, set throughout with round brilliant and single cut diamonds, one diamond def](https://p1.liveauctioneers.com/6430/333787/180328589_1_x.jpg?height=310&quality=70&version=1718746274)
![Vintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch Pin: The focal point of this piece is the Deep Blue Center Blue Sapphire, weighing approx. 1.70 carats, round cut with Prong Set. The petals are adorned with (95) Diamonds, an Old cut prong set, weighing c](https://p1.liveauctioneers.com/2211/332393/179263972_1_x.jpg?height=310&quality=70&version=1717524154)
![Antique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin: Antique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin. This Handsome original antique art deco filigree Diamond brooch pin is crafted in solid platinum. The center diamond is bezel se](https://p1.liveauctioneers.com/2211/332393/179264003_1_x.jpg?height=310&quality=70&version=1717524154)
![ITO HIROAKI BROOCH 15TH MELLOW SAPPHIRE 1.18CT: ITO HIROAKI Brooch 15TH Mellow Sapphire 1.18ct Brand: ITO HIROAKI Type: Brooch Material: 900/Platinum, 18K/750/Yellow Gold Color: None Size: 30.7 x 36.7mm Accessories: None Accessories No](https://p1.liveauctioneers.com/6177/332290/179215808_1_x.jpg?height=310&quality=70&version=1717432081)
![VINTAGE TIFFANY & CO. NATURE SERIES CRAB BROOCH: VINTAGE Tiffany & Co. Nature Series crab Brooch Brand: Tiffany Type: Pendant Brooch Material: Platinum Color: None Size: HxW: 27.2mmx28.2mm Accessories: None Accessories Notice: When purc](https://p1.liveauctioneers.com/6177/333686/180273145_1_x.jpg?height=310&quality=70&version=1718639147)
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 […]