Founded in Vicenza, the City of Gold in 1977, Roberto Coin jewelry celebrates the elegance of femininity, creativity, and craftsmanship. Fro… Founded in Vicenza, the City of Gold in 1977, Roberto Coin jewelry celebrates the elegance of femininity, creativity, and craftsmanship. From the "Princess" collection, this stunning flower necklace shimmers with the light of .45 ct. t.w. diamonds in gleaming roped 18kt yellow gold. Stationed on a rolo chain with a 1" extender. Includes a hidden Roberto Coin signature inside: a tiny gemstone as a secret gift of good wishes to every woman wearing it. Made in Italy. Lobster clasp, Roberto Coin diamond flower necklace.