Catherine Popesco Gold Plated Necklace and Key Pendant With Clear Black Swarovski Crystals, 18" 14k Gold Plating over a Copper base We use Swarovski crystals, the finest Austrian crystal available. Chain is approx. 18 inch long with a toggle closure. Key pendant is approx. 1.5 inches tall and .5 inches wide. Accented with Black crystals Made in France and designed by Catherine Popesco for La Vie Parisienne