“It was perfect,” she said. Jean-Noel Soni founded Top Notch in 2009, focusing his one-man business on distinctive cuts for colored gemstones. He didn’t want to produce familiar shapes such ...

cuts, and certifications. Gemologists grade gemstones based on the Four Cs - colour, clarity, cut, and carat (weight). With colours, while most diamonds are colourless, other gemstones are not.

The Fallbrook Gem and Mineral Society is holding its annual Mineral & Gem Rough N' Cut event where rare finds and sparkling ...

In its sophisticated Colombo, Sri Lanka facility, the sustainable sapphire dealer and miner CEYLONS Munich is training young ...