Zultanite is an extremely rare gemstone used in jewelry design, and was a popular choice at the 2011 Couture conference, which features the most unique, innovative and inventive jewelry design. Famous jewelry designers such as Stephen Webster, Erica Courtney and Rhonda Faber Green all incorporated zultanite into their collections. Zultanite changes color in light, ranging from a kiwi green with flashes of yellow in sunlight conditions to raspberry hues in candlelight.

We know it’s shocking that 2011 is half over, but the jewelry trends made popular this spring are expected to continue into next Spring 2012. Here is a round up of GIA’s favorite jewelry style buzz we’ve seen throughout the first half of 2011:

In 2011, We’re proud to have introduced a new technology that enables GIA laboratories to daily assess much larger groups of pearls more quickly, and in greater detail, than any previous technology.