Katy Perry and Olivia Palermo spectacular in Carrera y Carrera jewelry

Taking the stage at the 2012 MusiCares benefit gala, honoring Paul McCartney, in Los Angeles, California, a stunning Katy Perry was seen wearing the maxi ring in white gold with diamonds and rock crystal from Gardenias, one of the company’s most romantic collections.

Meanwhile, fashion icon Olivia Palermo selected the leopard pendant in yellow gold and diamonds from Bestiario, one of the boldest and most creative collections from Carrera y Carrera, for a New York premiere.