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Roskin Gem News Report Gem news from around the globe
  • Original Content for the Roskin Report
  • Curated News
    • Featured News
    • Trends
    • Celebrities Wearing Gems
    • Auctions
  • Shows
    • Gem & Jewelry Shows
    • Antique & Estate Shows
    • Annual Trade Show Calendar 2025
  • Gems & Minerals
    • Antique & Estate Gems
    • Colored Gems
    • DIamonds
    • Diamonds, Fancy Color (Colour)
    • Gem & Jewelry Conferences
    • Gem Labs
    • Gemstone Enhancement (Treated, Heated, Irradiated, …)
    • Minerals
    • Museum Collections
    • Pearls
    • Photography
  • A personal note

Gems & Minerals

Home Gems & Minerals Page 19
Big Blue Cullinan Diamond: Petra Tender up by 22%! DIamonds

Big Blue Cullinan Diamond: Petra Tender up by 22%!

News- April 17, 2024
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Idar-Oberstein’s Intergem Moves Show Dates Colored Gems

Idar-Oberstein’s Intergem Moves Show Dates

News- April 17, 2024
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Medieval ‘Love Token’ Ring Found by “Metal Detectorist” Antique & Estate Gems

Medieval ‘Love Token’ Ring Found by “Metal Detectorist”

News- April 17, 2024
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When Does it Become “Over the Top?” Jacob & Co.’s Billionaire Collection Now in Living Color Colored Gems

When Does it Become “Over the Top?” Jacob & Co.’s Billionaire Collection Now in Living Color

News- April 17, 2024
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Welcome to the NYC Spring Jewelry & Object Show Antique & Estate Gems

Welcome to the NYC Spring Jewelry & Object Show

News- April 17, 2024
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Graff’s New Collection: High Jewelry with over 1,100 Carats of Diamonds & Colored Gemstones DIamonds

Graff’s New Collection: High Jewelry with over 1,100 Carats of Diamonds & Colored Gemstones

News- April 16, 2024
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An Update on DANAT: Preserving the Culture of Natural Pearls Education

An Update on DANAT: Preserving the Culture of Natural Pearls

News- April 16, 2024
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Talking Ancient Cameos: What Ancient Greek Sounded Like Antique & Estate Gems

Talking Ancient Cameos: What Ancient Greek Sounded Like

News- April 15, 2024
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Heritage Auction: Spring Fine Jewelry Antique & Estate Gems

Heritage Auction: Spring Fine Jewelry

News- April 8, 2024
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The Private Collection of Secretary Madeleine K. Albright Antique & Estate Gems

The Private Collection of Secretary Madeleine K. Albright

News- April 8, 2024
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Christie’s Antiquities: Ancient Intaglio and Cameo  Rings Antique & Estate Gems

Christie’s Antiquities: Ancient Intaglio and Cameo Rings

News- April 5, 2024
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FREE – GIA Offers New Short Video: The Major Differences between Natural and Laboratory-Grown Diamonds DIamonds

FREE – GIA Offers New Short Video: The Major Differences between Natural and Laboratory-Grown Diamonds

News- April 4, 2024
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