Sardonyx, another gemstone associated with August, is known for its striking layers of red, brown, and white. This stone is often used in both decorative and practical jewelry due to its ...

The three August birthstones are peridot, spinel and sardonyx and each look ethereal in rings, earrings, necklaces and bracelets. Some months have three birthstones due to supply and demand of certain ...

On view for the first time outside of Paris, the assortment of precious jewelry accompanies the 90 ... amethyst, pearl and sardonyx — resembles pieces at Barneys and Cartier.