Catherine Popesco Silver Swarovski Crystals Round Filigree Pendant Necklace, 16+2" Extender "Old Silver" is a traditional French method of plating, laying silver-plated over a copper base. We use Swarovski crystal, the finest Austrian crystal available. 1.25 inches silver-plated Filigree Pendant with Swarovski Crystals Link Chain is brass plated in "Old Silver" Made in France and designed by Catherine Popesco for La Vie Parisienne