The Roberto Coin Pois Moi Ring is an exquisite diamond solitaire necklace that is sure to turn heads. Made with 18K Yellow Gold, this necklace features a bezel set emerald-cut diamond with a total diamond carat weight of 0.17. The signature hidden ruby adds an extra touch of elegance and sophistication. With an approximate length of 18"L and a pendant length of 1.8", this necklace has a lobster clasp closure and is made in the USA of Italian material.