The Casanova Necklace is part of the Ben-Amun Casablanca Collection. It is made of brass with 24 kt gold electroplating. The necklace is 16.5" long with a 1.5" extender and has a lobster claw closure. It is handmade in New York City, USA. Ben-Amun jewelry is made to order in our New York City Design Studio. Please allow 7-14 business days for production before the ship date.