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Category: Loose Diamonds and Gemstones
Auction Industry
Bonhams’ Natural History Department to Offer Fine Gems, Exotic Pearls, and a 93-Pound Meteorite This May
Historical American meteorite– complete sculptural Canyon Diablo, lot #3386. Image courtesy of Bonhams. Bonhams will soon offer a sweeping sale of fine gems, opals, lapidary arts, and natural history items sourced from around the globe. The sale, scheduled for May 17, 2022 starting at 10:00 AM PDT, includes approximately 430…
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Pure Type IIa Diamonds Available at Bid Global This April
Type IIa diamonds are among the rarest and most chemically pure types that naturally occur. They contain no measurable nitrogen or boron impurities, setting these gems apart from the less pure Type I diamonds. Bid Global International Auctioneers LLC will soon present a dedicated auction of Type IIa diamonds. Each…
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More Than $300 Million Worth of Diamonds Available in Two-Day Bid Global International Auctioneers Event
Bid Global International Auctioneers will bring investment-worthy diamonds in a two-day event this spring. Day 1 kicks off with two emerald-cut diamonds weighing a total of 16.03 carats. They both have VVS2 clarity, E color, excellent symmetry, and GIA reports. Combined, their estimated worth is $2,364,300. Another emerald-cut stone that…
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Investment-Worthy Flawless Diamonds Lead Bid Global International Auctioneers LLC’s Upcoming Sale
A 10.28-carat GIA graded solitaire diamond leads the Brokers Investment Auction from Bid Global International Auctioneers LLC. It is a round-cut, D color, flawless (FL) diamond. The polish and symmetry are said to be excellent. It was appraised by AGI (Accredited Gemological Institute) at $5,582,000. Another notable lot is a…
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eLady Ltd Presents Loose GIA-Graded Diamonds With Dazzling Cuts
A timed auction of loose diamonds and gemstones will be available for online bidding through mid-February. Presented by Tokyo-based eLady Ltd, the auction includes over 150 GIA-graded unmounted stones. Among the top items is an 8.86-carat cushion-cut diamond. This gem has G color and VS2 clarity. The classic cushion cut…
Auction Industry
Sotheby’s Offers a 555.55-Carat Black Diamond That May Be From Outer Space
The Enigma: 555.55 Carat Fancy Black Diamond. Image courtesy of Sotheby’s. Natural black diamonds have always been in the limelight for their aesthetic and spiritual qualities. From engagement rings to statement pieces, these unique minerals are known to make every ornament they decorate headline-worthy. Recently, an extremely large black diamond…
Auction Industry, Press Release
A Trove of Gold and Precious Gemstone Jewelry Opens for Bidding on iGavelAuctions, October 26 to November 16
New Braunfels, TX: In collaboration with Lark Mason Associates, Fallon Art Advisory will present a treasure trove of Gold and Precious Gemstone Jewelry from a Private Midwest Collection, which opens for bidding on iGavelAuctions.com starting October 26th to November 16th. Accumulated over three decades, the fresh-to-the-market sale of 180…
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Flawless Emerald Cuts and Colorful Diamonds Available With Bid Global Auctioneers
Natural diamonds with flawless clarity rarely come across the auction block. A flawless diamond is completely free of blemishes. This September, a flawless emerald step-cut diamond weighing above 10 carats will be available with Bid Global Auctioneers. The color of the diamond is D, which means it is colorless. Emerald-cut…
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Upcoming eLady Ltd Auction Offer Unmounted Marquise, Emerald-Cut Diamonds
The upcoming timed auction from eLady Ltd will offer various GIA-graded loose diamonds weighing between 0.2 and 6.05 carats. The event features unmounted stones ranging in a variety of shapes, cuts, colors, and clarity. A highlighted lot is an unmounted 5.01-carat, F/VVS2, marquise-cut diamond. The marquise cut dates back to…
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Padparadscha Sapphire and Purple Quahog Pearl Available in Bonhams Gemstones Auction
Bonhams’ Fine Gemstones, Lapidary Arts, and Minerals auction will feature a padparadscha sapphire weighing approximatley 15.26 carats. Unlike most sapphires, the available padparadscha sapphire has a naturally salmon-pink hue with no indication of heating. The Sri Lankan name indicates the pink-orange color of a tropical lotus. A Quahog pearl weighing…
Auction Industry, Press Release
GIA-Certified Jewelry & Picasso Pottery Available at Kodner Galleries
This month, Kodner Galleries will bring a selection of GIA-certified diamonds, fine art, and collectibles to the auction block. The upcoming 322-lot sale will begin at 6:00 PM EDT on June 9th, 2021. Collectors can participate live on Bidsquare. GIA 8.06 Carat Oval Cut Diamond Several GIA-certified gemstones and jewelry…
Auction Industry, Press Release
Rare GIA-Graded Diamonds & Gemstones Offered by Bid Global International Auctioneers
The World’s Largest Auction of Rare and Exquisite GIA Graded Diamonds will begin on June 10, 2021, at 6:00 PM EDT. Presented by Bid Global International Auctioneers, the sale will showcase over 300 loose diamonds, from classic white to rare fancy colors. They are GIA (Gemological Institute of America) certified…
Auction Industry, Press Release
Bid Global International Auctioneers to bring 300+ lots of unmounted diamonds in upcoming sale
This May, Bid Global International Auctioneers will offer 350 lots of GIA-graded loose diamonds in an upcoming auction. The Investment Rare GIA Graded Diamonds sale will be held exclusively on Bidsquare on May 2nd, 2021. Bidding starts at 10:00 AM EDT on Bidsquare. A 10.88-carat round-cut diamond will lead the…
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Bid Global International Auctioneers Offers GIA-Certified Round-Cut Diamonds
Round-cut diamonds are among the most popular diamonds in the world. The cut involves 58 facets, a symmetrical shape, and an emphasis on brilliance. The upcoming Exclusive | Investment Rare GIA Graded Diamonds auction, presented by Bid Global International Auctioneers, features a selection of loose round-cut diamonds. The sale also…
Auction Industry, Press Release
On Saturday, February 13, fine art, Russian silver, and jewelry go up for bid at Turner Auctions + Appraisals
Christian Walter (American, 1872-1938), Coastal Scene. Oil on canvas. Estimate: $1,500 - $2,500. SAN FRANCISCO, CA.- Turner Auctions + Appraisals is pleased to present Fine Art, Russian Silver, and Jewelry on Saturday, February 13, 2021, at 10:30 am PST. Among the many artworks are paintings, etchings, lithographs and mixed media by…
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Round-Cut Diamonds and More Available Before Valentine’s Day
The demand for round-cut diamonds erupted in the early 1900s, replacing the previous favorite, the Old European cut. Several examples of the round-cut diamond will highlight this upcoming Bid Global International Auctioneers sale, including a 10.28-carat unmounted diamond. This piece earned a "D" color grade, the highest grade. This indicates…
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Orianne Collins’ Jewelry and Couture Collection Comes to Auction with Kodner Galleries
A GIA-certified 10.35-carat loose diamond is one highlight of the upcoming Kodner Galleries auction, which highlights the jewelry and couture collection of Orianne Collins. A well-known Swiss entrepreneur, Orianne Collins married English musician and actor Phil Collins in 1999. The upcoming auction will offer a 168-carat diamond and platinum necklace…
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Upcoming Most Wanted II Auction Highlights Art Deco, Art Nouveau, and Victorian Jewelry
Art Nouveau, meaning “new art,” was a short-lived period that had a lasting impact on jewelry design and other art forms. Marked by flowing lines and curves, Art Nouveau found inspiration in women and nature. Flowers, fruit, and insects frequently appeared in Art Nouveau jewelry designs. Several Art Nouveau jewelry…
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Intervendue Brings Luxury Jewelry by Cartier & Eterna
Cartier has been designing and manufacturing luxury jewelry since 1847. The French conglomerate is known for its extravagant jewelry and watch settings using quality materials and stones. Available in this upcoming Walking in Jewelry Wonderland auction, offered by Intervendue, is a Cartier platinum and diamond ring. This piece features a…
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Sotheby’s Upcoming Magnificent Jewels Auction Features Cartier, Bulgari, & More
A size 6 ¼ ring featuring a mixed-cut vivid pink diamond accented with two cut-cornered triangular blue diamonds is featured in Sotheby’s upcoming Magnificent Jewels auction. Other lots include jewelry by Cartier, Bulgari, Harry Winston, Van Cleef & Arpels, and more. Cartier has been recognized as a leading luxury jewelry…
