When Sandee Vargo lost one of her diamond earrings two years ago, she turned that sinking feeling into an opportunity to try something new. Her remaining one-third carat stud earring was a natural ...

For Anthony Tsang and Ray Cheng, cofounders of the Hong Kong-based jewelry marketplace The Future Rocks, lab-grown diamonds are the gemstones of tomorrow. It was exactly what they wanted to enshrine ...