Gemstones, including rubies ... Low-quality alexandrite can sell for as little as $100, but high-quality stones can sell for ...

RudraTree, a global leader in the gemstone industry since 1923, has announced the inauguration of its new Blue Sapphire and ...

It focuses on the mining, exploration, and manufacturing of high-quality gemstones and jewellery, with support from the Ministry of Solid Minerals Development.

Strengthening Sri Lanka's Gemstone Industry Sri Lanka is renowned for its high-quality Blue Sapphire and Yellow Sapphire, two of the most sought-after gemstones worldwide. RudraTree's expansion ...