Sapphire Marquis Strand PendantSilver Sapphire Necklace Made from 925 sterling silver this beautiful pendant is set with a large marquis shaped blue sapphire quartz stone that is is facetted to catch the light from every angle. It is set into a silver surround with a thin strand set to overlay on the stone. This pendant hangs from an 18inch silver chain. Sapphire is often believed to be the stone of wisdom and to restore balance as well as relieving negative thoughts and tensions.