Larkspur & Hawk Olivia Button rose gold-dipped topaz rivi?re necklace, Handmade from rose gold-dipped sterling silver, this striking necklace is cut in Larkspur & Hawk's signature 'rivi?re' style to sit across the collarbone. The delicately faceted topaz gems have pink foil backs to create a glimmering effect Gender: Female. Age Group: Adult.