Claddagh Heart Earstuds Red Crystal Earrings by Alchemy Gothic. Romantic Claddaugh earrings with siam red genuine Swarovski crystal hearts topped with a crown and a subtle skull, with surgical steel posts. Love and Loyalty from the 17th century, traditional Irish symbol - the heart for love and the crown for loyalty. Height: 17mm (0.67") Width: 10mm (0.39") Depth: 16mm (0.63"). Made of lead-free pewter exclusively by Alchemy Gothic.