This Jane necklace is a minimalist piece crafted from 925 sterling silver and plated in platinum for a timeless look with a modern edge. The moissanite center stone is 0.5 carats and is certified for its unique properties. A matching box and limited warranty card are included for added protection. Take care of your necklace by avoiding exercise to prevent sweat from reacting with the jewelry over time. 17.7 inch chain.