Through her gem portfolios, Hangartner works with clients to use gemstones for wealth preservation. With the diamond market in turmoil, only exceptional stones in size and quality, especially coloured ...

AUSTIN, Texas, March 05, 2025 (GLOBE NEWSWIRE) -- Diamonds? They're everywhere. For every 10,000 of them mined, only one Paraiba Tourmaline is discovered. But isn't luxury measured by rarity?

In Boghossian’s Palace Voyages collection, inspired by the palaces of the Silk Road, there is a stunning suite of necklaces and earrings of electrifying turquoise-coloured Paraiba tourmalines ...