![Tiffany & Co. 13.00 Carat Sapphire 1.00 Diamond 18 Karat Yellow Gold Pin: Designer: Tiffany & Co Title: Tiffany & Co 13.00 Carat Oval Shape Sapphire 1.00 Carat Round Brilliant F VS1 Diamond 18 Karat Yellow Gold Pin Metal: 18 Karat Yellow Gold Gemstone 1: 13 Carat Saph Numbe](https://p1.liveauctioneers.com/3780/329167/177973882_1_x.jpg?height=310&quality=70&version=1715878703)
Diamond Brooches & Pins
![Tiffany & Co. 13.00 Carat Sapphire 1.00 Diamond 18 Karat Yellow Gold Pin: Designer: Tiffany & Co Title: Tiffany & Co 13.00 Carat Oval Shape Sapphire 1.00 Carat Round Brilliant F VS1 Diamond 18 Karat Yellow Gold Pin Metal: 18 Karat Yellow Gold Gemstone 1: 13 Carat Saph Numbe](https://p1.liveauctioneers.com/3780/329167/177973882_1_x.jpg?height=310&quality=70&version=1715878703)
![DESIGN 18K Yellow Gold Van Cleef & Arpels Diamond Leaf Brooch: Designer: Van Cleef & Arpels Title: 18K Yellow Gold Van Cleef & Arpels Diamond Leaf Brooch Style: Leaf Metal: 18k Yellow Gold Gemstone: Diamond - 2.00 Carat Color: H-I Clarity: VS Dimensions: 2 3/4 in](https://p1.liveauctioneers.com/3780/329167/177973874_1_x.jpg?height=310&quality=70&version=1715878703)
![BROOCH YELLOW GOLD ONYX EMERALD DIAMOND: Brooch Yellow gold onyx emerald diamond Brand: Unsigned Jewelry Type: Brooch Material: 18K Yellow Gold Color: Gold Size: 34.0mm×24.4mm Accessories: None Accessories Notice: When purchasin](https://p1.liveauctioneers.com/6177/332981/179747217_1_x.jpg?height=310&quality=70&version=1718047231)
![Antique Edwardian 14k Gold 2.28 ctw Round Aquamarine European Diamond Bar Brooch: An antique solid white and yellow gold bar pin brooch, with 1 round cut natural aquamarine (1.03ct), and 14 old european cut natural diamonds (I/J - VS1/SI1 ; 1.25ctw). Measures 10.28x73.90mm and weig](https://p1.liveauctioneers.com/6100/333039/179792925_1_x.jpg?height=310&quality=70&version=1718127566)
![Ancient Greek Roman Bronze Cockerel on Top Hair Pin: Ancient Greek Roman Bronze Cockerel on Top Hair Pin](https://p1.liveauctioneers.com/6733/332627/179722535_1_x.jpg?height=310&quality=70&version=1718140915)
![Gold and Diamond Wishbone Brooch: Gold and Diamond Wishbone Broochwith a textured finish and accented with a round brilliant cut diamond (3.1mm) weighing approximately .10 carat (J color, I1 clarity), completed with locking pin stem a](https://p1.liveauctioneers.com/250/333351/179989133_1_x.jpg?height=310&quality=70&version=1718312227)
![Bi-Color Gold and Diamond Bow Brooch / Enhancer, Spark: Bi-Color Gold and Diamond Bow Brooch / Enhancer, Sparkdesigned in high polish yellow gold in a bow motif and center knot pavé set with full cut diamond melee weighing approximately .27 total carat (H](https://p1.liveauctioneers.com/250/333351/179989122_1_x.jpg?height=310&quality=70&version=1718312227)
![AN ANTIQUE DIAMOND FLOWER BROOCH in yellow gold and silver, designed as a floral spray set: AN ANTIQUE DIAMOND FLOWER BROOCH in yellow gold and silver, designed as a floral spray set throughout with old cut diamonds, the diamonds all totalling 1.0-1.2 carats, no assay marks, 4.7cm, 6.3g.](https://p1.liveauctioneers.com/6430/332943/179735727_1_x.jpg?height=310&quality=70&version=1718032335)
![AN ANTIQUE DIAMOND AND PEARL CRESCENT BROOCH in yellow gold and silver, designed as a stylised: AN ANTIQUE DIAMOND AND PEARL CRESCENT BROOCH in yellow gold and silver, designed as a stylised crescent moon set with old cut diamonds, the diamonds all totalling 1.8-2.0 carats, accented by a pearl o](https://p1.liveauctioneers.com/6430/332943/179735574_1_x.jpg?height=310&quality=70&version=1718032335)
![GEORGIAN GARNET AND DIAMOND BROOCH: GEORGIAN GARNET AND DIAMOND BROOCH.10.7 grams, Gold and silverdiamonds bright and lively, totalling approx. 1 ct.garnets are rich and vibrant, 4.5 cm diameter](https://p1.liveauctioneers.com/7243/333092/179821131_1_x.jpg?height=310&quality=70&version=1718295947)
![Art Deco Platinum 6.00 ctw Old European and Mine Cut Diamond Filigree Brooch: An art deco period platinum filigree brooch with a central 1.58ct old European cut diamond (K - SI1) surrounded by 4.42ctw of European and mine cut diamonds (G to I - VS2 to SI2). Measures 21.10x75.05](https://p1.liveauctioneers.com/989/332987/179754022_1_x.jpg?height=310&quality=70&version=1718053323)
![Antique Art Deco 14k Gold Diamond & Sapphire Milgrain Filigree Bar Pin Brooch: An antique solid 14k white gold bar pin brooch, with 5 old single & old European cut natural diamonds (H - SI1 ; 0.21ctw), & 4 caliber cut synthetic Sapphires. Measures 13.40x55.10mm and weighs a tota](https://p1.liveauctioneers.com/989/333311/179998244_1_x.jpg?height=310&quality=70&version=1718313059)
![18K Italian diamond pave multi-leaf brooch: 18K Italian diamond pave multi-leaf brooch, yellow and white gold textured leaf and branch form brooch, the white gold highlighted in diamond pave, repeating at stem, 2-prong clip at back, brooch or s](https://p1.liveauctioneers.com/385/332379/179257541_1_x.jpg?height=310&quality=70&version=1717521954)
![Art Deco 1940 Brooch Wristwatch: Art Deco 1940 Brooch Wristwatch 18Kt Gold Gia Certified 9.87 Ctw Diamonds Rubies Brand: American Art Deco Case Material: Gold, 18k Gold, Yellow Gold Stone: Diamond, Ruby, Star Ruby Stone Cut: Cabochon](https://p1.liveauctioneers.com/6732/331705/179571237_1_x.jpg?height=310&quality=70&version=1717800378)
![MIKIMOTO SILVER 925,WHITE GOLD (18K) DIAMOND,PEARL,RUBY BROOCH SILVER: Mikimoto Silver 925,White Gold (18K) Diamond,Pearl,Ruby Brooch Silver Brand: Mikimoto Type: Brooch Material: Silver Color: Silver 925, White gold (18K) Size: 19.5cm x 19cm / 7.67'' x 7.48'' Acces](https://p1.liveauctioneers.com/6177/332280/179203771_1_x.jpg?height=310&quality=70&version=1717431231)
![PONTE VECCHIO BROOCH BLACK&CLEAR DIAMOND PINK SAPPHIRE HEART 18K WG: Ponte Vecchio Brooch Black&Clear Diamond Pink Sapphire Heart 18K WG Brand: Ponte Vecchio Type: Brooch Material: 18K/750/White Gold Color: None Size: 9.7 x 9.7mm Accessories: None Accessor](https://p1.liveauctioneers.com/6177/332293/179216682_1_x.jpg?height=310&quality=70&version=1717432645)
![1940s Vintage 1.50 Carat Diamond: 1940s Vintage 1.50 Carat Diamond and Platinum Ladies Cocktail Fob Watch Case Material: Platinum Stone: Diamond Stone Cut: Round Cut Weight: 14.43 g Movement: Manual Wind Case Diions: Width: 0.85 i](https://p1.liveauctioneers.com/6732/331713/179665743_1_x.jpg?height=310&quality=70&version=1717912306)
![18K WHITE GOLD DIAMOND LADIES PANTHER BROOCH: 183033 18K WHITE GOLD DIAMOND LADIES PANTHER BROOCH 18k white gold white and yellow diamond ladies panther brooch with twenty 0.02ct round diamonds, two 0.03ct yellow round diamonds. Stone Type: Diamo](https://p1.liveauctioneers.com/3444/333008/179768942_1_x.jpg?height=310&quality=70&version=1718082841)
![Diamond Art Deco Brooch 14Kt.: 14Kt White Gold Diamond Art Deco Brooch. Brooch has Center round Diamond. Diamond weight: 0.05ctw. Total weight: 3.70 Grams](https://p1.liveauctioneers.com/7146/331290/178662107_1_x.jpg?height=310&quality=70&version=1716676153)
![14K White Gold Diamond Masonic Lapel Pin: 14K White Gold Diamond Masonic Lapel Pin, featuring one bezel set diamond approx. 0.03 carat, worn through the lapel button hole with threaded post and screw back clasp, marked: "(H) 14KT". Measuring](https://p1.liveauctioneers.com/5649/333144/179840083_1_x.jpg?height=310&quality=70&version=1718227312)
![JEWELRY. 14kt Gold, Pearl and Diamond Brooch.: A 14kt yellow gold floral form brooch with central bezel set diamond with a mottled surround and (9) pearl petals. Stamped, "14" to the clasp. Total approx. weight of the brooch is 2.6 dwt (](https://p1.liveauctioneers.com/483/333513/180107729_1_x.jpg?height=310&quality=70&version=1718399492)
News about Diamond Brooches & Pins
![Kashmir unheated sapphire and diamond ring leads our five lots to watch](https://www.liveauctioneers.com/news/wp-content/uploads/2023/11/Hindman-Dec-6-Kashmir-sapphire-ring-for-lead.jpg)
Kashmir unheated sapphire and diamond ring leads our five lots to watch
[av_heading heading=’Kashmir unheated sapphire and diamond ring leads our five lots to watch’ tag=’h1′ style=” subheading_active=” show_icon=” icon=’ue800′ font=’entypo-fontello’ size=” av-desktop-font-size-title=” av-medium-font-size-title=” av-small-font-size-title=” av-mini-font-size-title=” subheading_size=” av-desktop-font-size=” av-medium-font-size=” av-small-font-size=” av-mini-font-size=” icon_size=” av-desktop-font-size-1=” av-medium-font-size-1=” av-small-font-size-1=” av-mini-font-size-1=” color=” custom_font=” subheading_color=” seperator_color=” icon_color=” margin=’,,35px,’ av-desktop-margin=” av-desktop-margin_sync=’true’ av-medium-margin=” av-medium-margin_sync=’true’ av-small-margin=’,,20px,’ av-mini-margin=” av-mini-margin_sync=’true’ headline_padding=” headline_padding_sync=’true’ av-desktop-headline_padding=” av-desktop-headline_padding_sync=’true’ av-medium-headline_padding=” av-medium-headline_padding_sync=’true’ av-small-headline_padding=” av-small-headline_padding_sync=’true’ […]
![De Grisogono diamond snake necklace leads our top five lots to watch](https://www.liveauctioneers.com/news/wp-content/uploads/2023/11/J-Garrett-Aux-Nov-26-De-Grisogono-necklace.jpg)
De Grisogono diamond snake necklace leads our top five lots to watch
[av_heading heading=’De Grisogono diamond snake necklace leads our top five lots to watch’ tag=’h1′ style=” subheading_active=” show_icon=” icon=’ue800′ font=’entypo-fontello’ size=” av-desktop-font-size-title=” av-medium-font-size-title=” av-small-font-size-title=” av-mini-font-size-title=” subheading_size=” av-desktop-font-size=” av-medium-font-size=” av-small-font-size=” av-mini-font-size=” icon_size=” av-desktop-font-size-1=” av-medium-font-size-1=” av-small-font-size-1=” av-mini-font-size-1=” color=” custom_font=” subheading_color=” seperator_color=” icon_color=” margin=’,,35px,’ av-desktop-margin=” av-desktop-margin_sync=’true’ av-medium-margin=” av-medium-margin_sync=’true’ av-small-margin=’,,20px,’ av-mini-margin=” av-mini-margin_sync=’true’ headline_padding=” headline_padding_sync=’true’ av-desktop-headline_padding=” av-desktop-headline_padding_sync=’true’ av-medium-headline_padding=” av-medium-headline_padding_sync=’true’ av-small-headline_padding=” av-small-headline_padding_sync=’true’ […]
![Sammy Davis Jr.-owned diamond ring to shine at Fellows Auctioneers Aug. 24](https://www.liveauctioneers.com/news/wp-content/uploads/2023/08/159243858_2_x.webp)
Sammy Davis Jr.-owned diamond ring to shine at Fellows Auctioneers Aug. 24
[av_heading heading=’Sammy Davis Jr.-owned diamond ring to shine at Fellows Auctioneers Aug. 24′ tag=’h1′ style=” subheading_active=” show_icon=” icon=’ue800′ font=’entypo-fontello’ size=” av-desktop-font-size-title=” av-medium-font-size-title=” av-small-font-size-title=” av-mini-font-size-title=” subheading_size=” av-desktop-font-size=” av-medium-font-size=” av-small-font-size=” av-mini-font-size=” icon_size=” av-desktop-font-size-1=” av-medium-font-size-1=” av-small-font-size-1=” av-mini-font-size-1=” color=” custom_font=” subheading_color=” seperator_color=” icon_color=” margin=’,,35px,’ av-desktop-margin=” av-desktop-margin_sync=’true’ av-medium-margin=” av-medium-margin_sync=’true’ av-small-margin=’,,20px,’ av-mini-margin=” av-mini-margin_sync=’true’ headline_padding=” headline_padding_sync=’true’ av-desktop-headline_padding=” av-desktop-headline_padding_sync=’true’ av-medium-headline_padding=” av-medium-headline_padding_sync=’true’ av-small-headline_padding=” av-small-headline_padding_sync=’true’ […]
![Bid Smart: Flag jewelry: Three cheers for the ruby, diamond and sapphire](https://www.liveauctioneers.com/news/wp-content/uploads/2023/07/besmart-1.jpg)
Bid Smart: Flag jewelry: Three cheers for the ruby, diamond and sapphire
NEW YORK — Today is Independence Day, a federal holiday commemorating the approval of the Declaration of Independence by the Second Continental Congress on July 4, 1776, marking the United States of America as its own nation. The holiday is celebrated with parades, fireworks, BBQs, picnics and carnivals, and an easy and fun way to […]