1 CTW 4-Prong Solitaire Necklace. A timeless classic. This solitaire pendant necklace is set with a Lafonn's signature Lassaire simulated diamond in sterling silver using Lafonn's exclusive TR Gold, a new and improved plating process that preserves the rich color of gold and enhances the wearability of our gold-plated styles. The pendant comes on an adjustable 20" chain.