Ross-Simons is the authority on luxury classics. Define your style with stack-and-layer essentials from our Pure Collection. Create the perfect look to show off your personality. Deep-green and gorgeous. This lush necklace features.20 ct. t.w. marquise and baguette lab-grown emeralds in a playful tilted line-up with little lab-grown diamonds sparkling all around. Crafted in 18kt yellow gold over sterling silver on a simple cable chain with a 2" extender. Lobster clasp, lab-grown emerald necklace. Each Ross-Simons item arrives in a fine jewelry presentation box. Shop Ross-Simons jewelry risk-free as all items include a 30-day, 100% money-back guarantee.