65 Posts

Category: Loose Diamonds and Gemstones

  • Auction Preview

    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…

    15.25 ct, D-VS2, TYPE IIA Round cut Diamond. Unmounted. Appraised Value- $3,911,600
  • 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…

    On Saturday, February 13, fine art, Russian silver, and jewelry go up for bid at Turner Auctions + Appraisals
  • Auction Preview

    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…

    10.28 ct, D/FL, Round cut Diamond. Unmounted. Appraised Value: $5,165,700
  • Auction Preview

    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…

    GIA 10.35ct Round Brilliant Cut Diamond
  • Auction Preview

    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…

    Art Nouveau 18K Plique A Jour Enamel Ruby & Diamond
  • Auction Preview

    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…

    CARTIER Platinum Diamond Ring
  • Auction Preview

    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…

    Cartier - A Superb Emerald and Diamond Ring
  • Auction Preview

    Nye & Co. Offers a Blend of Jewelry & Fine Art Pieces

    A sapphire and diamond necklace from Bayco is one of the top lots in the upcoming December Jewelry & Fine Art Auction, presented by Nye & Co. Bayco is an acclaimed jewelry company founded by Amir Hadjibay in 1981. Known for producing jewelry for royalty, Hadjibay’s clients have included the…

    Bayco Multi-Colored Sapphire & Diamond Necklace
  • Auction Preview

    Tiffany & Co. Jewels on Offer at Brunk Auctions

    Tiffany & Co. opened their first store in 1837 in New York. They were soon known for bringing luxury diamonds and fashionable jewelry to the American people. In 1886, Tiffany & Co. introduced a six-prong engagement ring setting that allowed the diamond to seemingly float above the band. Showcased in…

    Tiffany & Co. 4.71ct. Diamond Ring
  • Auction Preview

    Explore Classic Watches and Jewelry Pieces in Intervendue Sale

    TAG Heuer launched its Targa Florio collection in 2001 to commemorate the famous Italian road race. The watch was part of TAG Heuer’s re-edition series, and its design was a remake of the 1930s Heuer Flieger chronograph. The upcoming Intervendue auction offers a TAG Heuer Targa Florio limited edition chronograph…

    TAG HAUER Targa Florio Watch
  • Auction Preview

    Statement Jewelry Items Available with Turner Auctions

    A tasseled pendant with ruby red beads, crafted in Northern California, is one of the leading lots in the upcoming Contemporary Designer Jewelry sale. Tasseled ornaments date back to the 14th century. In recent times, the design has become more refined and popularized. Along with the ruby pendant, Turner Auctions…

    Ruby, diamond, 18k white gold tassel pendant
  • Auction Preview

    Crème de la Crème Diamond Auction Offered by Bid Global International Auctioneers

    From Romans to modern-day romantics, diamonds have allured and captured the attention of many. Diamonds take around 900 million years to form and develop hundreds of miles below the Earth’s surface. This November, over 300 loose, highly-rated diamonds will go under Bid Global International Auctioneers’ hammer. A 15.38-carat round-cut diamond…

    15.38 ct, D-VS2, Round cut Diamond. Appraised Value- $3,829,600
  • Auction Preview

    Investment | Rare GIA Graded Diamonds | Bid Global

    300 lots of GIA-graded diamonds will hit the auction block in Bid Global International Auctioneers’ upcoming sale. Established in 1931, the Gemological Institute of America (GIA) sets international standards on diamonds, jewels, and other stones. Each diamond in this event comes with a laser-inscribed GIA number on the girdle and…

    11.88 ct, Color D-VVS1, Pear cut Diamond
  • Auction Preview

    Jewels Online

    Lawrence Graff’s passion for diamonds paved the way for a career as a gemologist. Graff was self-taught and apprenticed at the famed Hatton Garden in London. In 1960, he founded his eponymous jewelry label at 21 years old. The company soon earned global recognition for its fine jewelry and rare…

  • Auction Preview

    Navajo Zuni & Hopi Native American Indian Jewelry | Gold & Silver Estate

    Tommy Singer was a celebrated Navajo silversmith known for his chip-inlay silver jewelry. Growing up in the Dilcon community on a Navajo reservation, Singer started making silver jewelry at the age of seven. After mastering his craft in the 1960s, Singer invented the chip-inlay method of jewelry design. This technique…

    Old Pawn Deep Stamp Antique Concho Belt
  • Auction Preview

    Opulent Jewels, Accessories & Important Jade

    In the upcoming sale, GWS Auctions will present jewelry and accessories with an emphasis on jade items. A jade Buddha pendant is one of the featured lots. Made from Type A jade, this pendant is finished with an 18-karat white gold mounting and diamond accents. In Chinese culture, jade is considered a…

    23mm Certified Natural Type A Jadeite & 18K Ring
  • Auction Preview

    Graff: Light & Form

    Often called the “king of diamonds,” Laurence Graff is a single-minded businessman and jeweler who established a global brand in five decades. Graff began his journey in the jewelry industry at the age of 15 as an apprentice at a local shop. Soon, he was working independently as a jewelry…

  • Auction Industry

    Freeman's Luxe: Boutique jewels sale to feature collection by acclaimed Brazil jeweler Haroldo Burle Marx

    This auction will feature a collection of twenty pieces by the Brazilian Modernist jeweler, Haroldo Burle Marx. PHILADELPHIA, PA.- On Thursday, August 20th, Freeman’s will hold its Luxe: Boutique Jewels auction. It is the latest in Freeman’s online Luxe Sale Series, which aims to bring high-end jewelry and lifestyle objects to beginning and…

    Freemans Luxe Boutique jewels sale to feature collection by acclaimed Brazil jeweler Haroldo Burle Marx
  • Auction Preview

    Jewelry Online

    Established in 1969, the Jean Mahie design firm resulted in a partnership between Jacline Mazard and her father-in-law, Jean-Marie Mazard. Jacline displayed an unusual artistic ability from a young age. Recognizing her talent, Jean-Marie channeled Jacline’s expertise into a successful jewelry line. Since then, the Jean Mahie duo has become…

    Maz Pair of Gold, Shell and Split Pearl Earrings
  • Auction Preview

    Auction X Summer Hits

    Quatre is one of the well-known jewelry lines launched by the House of Boucheron in 2005. The line is characterized by striking and unusual texture combinations. One of the key lots in the upcoming Auction X Summer Hits event, presented by Intervendue, is a Boucheron platinum diamond Quatre ring. Boucheron…

    BOUCHERON Platinum Diamond Quatre Ring