Famed French jeweler Van Cleef & Arpels sponsored NYAA's Tribeca Ball held recently. It was a glamorous event where celebrities and high-profile socialites got together to celebrate art.

The following stars looked super-classy in Van Cleef & Arpels pieces for the event (drool!):

Helena Christensen: Estate 1945 "Rope" necklace set in yellow gold featuring sapphires and diamonds.

Naomi Watts: Estate 1946 "Helene" necklace set in yellow gold featuring diamonds.

Julianna Margulies: "Perlée" cuff bracelet set in pink gold.

Carla Gugino: "Volutes" earrings set in white gold diamonds.

Helena Christensen - Van Cleef & Arpels ©Photo by D Dipasupil/Getty Images. Naomi Watts - Van Cleef & Arpels ©Photo by Gary Gershoff/Getty Images. Julianna Margulies - Van Cleef & Arpels ©Photo by D Dipasupil/Getty Images. Carla Gugino - Van Cleef & Arpels ©Photo by Gary Gershoff/Getty Images.