Those born in June have a variety of gems to choose from. The month has three birthstones: alexandrite, pearl and moonstone. Alexandrite is a rare variety of mineral that changes color depending ...

Jewelry auctions are in full swing for the holiday, and, in the spirit of the season, red-toned stones topped the lots for both Sotheby's and Christie's. Rubies, spinels, and Alexandrites raked in ...