![18K YELLOW GOLD AND DIAMOND FROG BROOCH, 20g: An 18k yellow gold pin brooch in the shape of a frog perched on a leaf, set with small diamonds and two emerald eyes, marked Birks 18k, with pin closure. L. 5cm](https://p1.liveauctioneers.com/1124/333788/180326869_1_x.jpg?height=310&quality=70&version=1718732790)
Diamond Brooches & Pins
![18K YELLOW GOLD AND DIAMOND FROG BROOCH, 20g: An 18k yellow gold pin brooch in the shape of a frog perched on a leaf, set with small diamonds and two emerald eyes, marked Birks 18k, with pin closure. L. 5cm](https://p1.liveauctioneers.com/1124/333788/180326869_1_x.jpg?height=310&quality=70&version=1718732790)
![Vintage 18k Black Gold Large Tsavorite Garnet Ruby Diamond Calla Lily Brooch Pin: A vintage solid 18k black gold calla lily pib brooch, covered with 288 round cut natural tsavorite garnets (8.64ctw), and 291 round cut natural rubies (8.73ctw), & 62 round brilliant cut natural diamo](https://p1.liveauctioneers.com/6100/334160/180569421_1_x.jpg?height=310&quality=70&version=1718991133)
![Handmade 14K YG Diamond Opal Pearl Spider Brooch: Striking vintage estate hand made brooch pin crafted of 14k yellow gold having a figural spider on rope twist wire web design featuring diamond, black opal and pearl stones. No apparent hallmarks...ha](https://p1.liveauctioneers.com/5943/334345/180681744_1_x.jpg?height=310&quality=70&version=1719273900)
![Diamond, Carnelian, Mother-of-Pearl, 14k Sailboat Pin: Designed as a sailboat, highlighted by one round brilliant-cut diamond weighing approximately 0.05 ct., the sail centering a mother-of-pearl plaque framed by carnelian, set in a 14k yellow gold pin mo](https://p1.liveauctioneers.com/8646/334082/180514855_1_x.jpg?height=310&quality=70&version=1718948741)
![Three Antique 10K & 14K Gold Stickpins: Comprising a 10K flower with rose cut diamond, an Art Deco pin with dogtooth pearl and old mine cut diamond, and an Art Deco 14K & Platinum pearl and diamond pin. 10K 0.4 dwt, 14K 0.8 dwt and platinum](https://p1.liveauctioneers.com/7247/333489/180080186_1_x.jpg?height=310&quality=70&version=1718412249)
![14k Yellow Gold London Blue Topaz and Diamond Round Pin Brooch: 14k Yellow Gold London Blue Topaz and Diamond Round Pin Brooch. Oval faceted london blue topaz alternating with round cut diamonds. Marked "14k" and maker mark "CMO" Weight Approx., 3.73 grams Measure](https://p1.liveauctioneers.com/6537/330416/178125230_1_x.jpg?height=310&quality=70&version=1718052847)
![15mm Pearl, 0.60ctw Diamond and 18K Bee Brooch: 15mm Pearl, 0.60ctw Diamond and Solid 18K White Gold Bee Brooch - This brooch is crafted of 18k white gold and has a lovely bee motif. The brooch has a 15mm pearl serving as the abdomen, and an 18k wh](https://p1.liveauctioneers.com/1512/333564/180159485_1_x.jpg?height=310&quality=70&version=1718408523)
![14K Diamond Multi-Gemstone Floral Basket Pin: 14K Diamond Multi-Gemstone Floral Basket Pin, featuring 18 rubies and 14 blue sapphires weighing a combined total of approx. 1.50 carats, further adorned with 4 round brilliant diamonds weighing a tot](https://p1.liveauctioneers.com/5649/331761/178968533_1_x.jpg?height=310&quality=70&version=1717090433)
![Russell Trusso 1.00ctw Diamond, Pearl, 18K Flower Brooch: Russell Trusso 1.00ctw SI1-SI2/G-H Diamond, 16mm-29mm Pearl and 18K Yellow Gold Flower Pendant/Brooch - This exquisite piece was hand made by Russell Trusso. The brooch has a beautiful flower design c](https://p1.liveauctioneers.com/1512/333564/180159279_1_x.jpg?height=310&quality=70&version=1718408523)
![Art Deco Platinum & 18K Diamond Brooch: Art Deco Platinum & 18K Diamond Brooch Weighing 15.8 grams Set with an app. 0.70 Ct. Diamond in center G-H Color, VVS-VS Clarity Along with 68 European-cut Diamonds weighing app. 1.00 Ct. G-H Color, V](https://p1.liveauctioneers.com/6970/334101/180524794_1_x.jpg?height=310&quality=70&version=1719059741)
![Edwardian 2.80 Carat Diamond B Brooch: Edwardian 2.80 Carat Diamond B Brooch. Ê Ê Ê Ê Ê Ê Ê Ê Ê Weight:Ê10.65 grams Dimensions:Ê35mm x 35mm x 7mm Total Diamond Carat Weight:ÊAppro](https://p1.liveauctioneers.com/6970/334101/180524642_1_x.jpg?height=310&quality=70&version=1719059741)
![14K GOLD 3.13 CTW NATURAL AQUAMARINE & AQUAMARINE BROOCH/PENDANT: Ref:230779053 Gold Content:14K Gold Main Gemstone:Aquamarine Shape:Oval Carat Weight:2.40ct Color:Blue Treatment:Natural Adjacent Gemstone 2 : Aquamarine Shape:Oval Carat Weight:0.73ct Color:](https://p1.liveauctioneers.com/8239/333090/179819781_1_x.jpg?height=310&quality=70&version=1718782086)
![14 k. Yellow gold Art Nouveau brooch: circa 1880 carvinf of a bust on hallow gold she is set with one diamond stamped 14k. On back it weighs 6.3 grams 1x11/4](https://p1.liveauctioneers.com/5870/332992/179756679_1_x.jpg?height=310&quality=70&version=1718238316)
![14K GOLD 2.02 CTW VIVID GREEN NATURAL EMERALD & DIAMOND BROOCH: Ref:630706 Gold Content:14K Gold Main Gemstone:Emerald Number of stones:1 Shape:Heart Carat Weight:0.92ct Color:Vivid Green Treatment:Natural Cut Grade:G Adjacent Gemstone 2 : Diamond Shape:Ro](https://p1.liveauctioneers.com/8716/332237/179188633_1_x.jpg?height=310&quality=70&version=1717400276)
![Authentic! Vintage Tiffany & Co Flower 18k Yellow Gold Diamond Large Pin Brooch: Authentic! Vintage Tiffany & Co Flower 18k Yellow Gold Diamond Large Pin Brooch Authentic! Vintage Tiffany & Co Flower 18k Yellow Gold Diamond Large Pin Brooch Product Description About This Piece: Me](https://p1.liveauctioneers.com/5584/333405/180020126_1_x.jpg?height=310&quality=70&version=1718745967)
![Art Nouveau 18K Yellow Gold,Diamond, Turquoise, Pearl & Ruby Brooch: Art Nouveau 18K Yellow Gold,Diamond, Tourquise, Pearl & Ruby Brooch. Rose Cut Diamonds Total Weight: 1.5cts. Total Weight: 12.5grams. L: 2" X1-1/4" Circa 1880.](https://p1.liveauctioneers.com/5870/332992/179756366_1_x.jpg?height=310&quality=70&version=1718238316)
![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)
![Cushion Cut Diamond Earrings Victorian Silver and Gold, Antique Estate Jewelry: About the Item A pair of Victorian silver and 14k gold earrings, featuring antique cushion cut diamonds. These dazzling gems are bezel set in silver, enforced with eight prongs. The yellow gold lever-](https://p1.liveauctioneers.com/5584/333401/180019411_1_x.jpg?height=310&quality=70&version=1718743985)
![MIKIMOTO FLOWER DIAMOND BROOCH CLEAR K18: MIKIMOTO Flower Diamond Brooch Clear K18 Brand: Mikimoto Type: Brooch Material: White gold Color: Other Size: 38.5mm x 39.5mm(1.5" x 1.6") Accessories: None Accessories Notice: When purch](https://p1.liveauctioneers.com/6177/333687/180273813_1_x.jpg?height=310&quality=70&version=1718639810)
![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)
![A Victorian gold mounted agate and diamond brooch,: A Victorian gold mounted agate and diamond brooch, with an old cut diamond claw set to a belcher collet, applied to the centre of a concave banded agate plate, to a gold mount with 'C' catch and pin.](https://p1.liveauctioneers.com/1782/333411/180022736_1_x.jpg?height=310&quality=70&version=1718382283)
![A late Victorian chrysoberyl cat's eye and diamond cluster,: A late Victorian chrysoberyl cat's eye and diamond cluster, later mounted to a bar brooch. A circular cabochon chrysoberyl cat's eye claw set to the centre and surrounded by a row of old European cut](https://p1.liveauctioneers.com/1782/333411/180022770_1_x.jpg?height=310&quality=70&version=1718382283)
![ANTIQUE RUBY AND OLD CUT DIAMOND BAR BROOCH: ANTIQUE RUBY AND OLD CUT DIAMOND BAR BROOCH5.3 gram, 14 ct. gold.Set with rich vibrant colour rubies totalling approx. 3.30 ct. Bright and lively diamonds.W: 5.4 cm.](https://p1.liveauctioneers.com/7243/333894/180415814_1_x.jpg?height=310&quality=70&version=1719085548)
![VAN CLEEF & ARPELS, A DIAMOND AND ENAMEL PANDA BROOCH in 18ct yellow gold, designed as a panda pave: VAN CLEEF & ARPELS, A DIAMOND AND ENAMEL PANDA BROOCH in 18ct yellow gold, designed as a panda pave set with round brilliant cut diamonds, relieved in black enamel, signed VCA and numbered, French ass](https://p1.liveauctioneers.com/6430/334230/180608401_1_x.jpg?height=310&quality=70&version=1719070119)
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 […]