The Solitaire Marquise Diamond Necklace is an everlasting piece. Wear on its own or layer with a herringbone chain for a bolder look. The marquise diamond hangs on a Micro Rolo Link Chain. 14k solid gold—always Chain thickness: 1mm Carat weight: 0.20cw Diamond clarity: SI1 Lobster clasp closure Marquise Diamond Necklace, Fall Rings, Gold Baroque, Oval Locket, Herringbone Chain, Heart Locket Necklace, Diamond Charm, Broken Chain, Marquise Diamond