Serpentine cast moon door knocker earringsSerpentine Wax Cast Celestial Crescent Moon Door Knocker Earrings These earrings are part of Serpentine's collection of original jewelry designs which were first lovingly hand carved from wax then cast locally in metal. They are done in a classic door knocker style with a crescent moon and a large hoop shape with post backs. The crescent moon represents change, as the moon has multiple lunar phases. Available in brass or sterling silver (both have