How has security technology for protecting diamonds evolved?

Dec 8, 2023 ... ... diamonds in the world. This historic gem has passed through the ... Aside from their beauty and brilliance, these exceedingly rare 100 ... Dec 4, 2024 ... Discover the world's most expensive pink diamond rings and what makes these precious jewels so special. @vmk_diamonds @nbc Discover more in ... Dec 30, 2024 ... Tessera, which has branches in Makati and Quezon City, sells quality pieces and ethically sourced gemstones like diamonds. “We are committed to ... The Pink Star Diamond is the most expensive diamond to ever have been sold. Sold at auction by Sotheby's in Hong Kong for $71.1 Million. These ten diamonds shine as the epitome of opulence and wonder. Ranging from the captivating pink to the mesmerizing blue, the rich red to the vibrant green. Apr 9, 2025 ... The World's Most Expensive Gemstones · The Pink Star Diamond – $71.2 Million · The Oppenheimer Blue – $57.6 Million · The Estrela de Fura Ruby – ... Apr 18, 2019 ... A diamond crystal in kimberlite. Suddenly diamonds became much more abundant than they ever had been. As every single stone mined could be used ... Jan 17, 2018 ... The Koh-I-Noor is an oval-shaped diamond and weighs 105.6 carats. Steeped in mystery and legend, it is believed that the stone has been mined in India in the ... The top 10 most expensive and unique diamonds in the world are an impressive collection of stones that showcase the beauty and rarity of diamonds. Feb 18, 2025 ... Natural red diamonds are among the rarest gemstones on Earth, and the Winston Red Diamond stands out as exceptional. At 2.33 carats, it ranks ...