Catherine Popesco Silver Plated Pacific Blue Swarovski Crystal Drop Earrings "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. 1/2 inch Pacific Blue Square-Cut Swarovski Crystal Earrings Has matching necklace and bracelet available to make this a beautiful set. Made in France and designed by Catherine Popesco for La Vie Parisienne