The heart earring. This earring is perfect for everyday use and special occasions. This earrings is two in one, you can style it with or witout the heart. This style is made from recycled 22 karat gold plated 925 sterling silver. The IX earring measures 16 mm in diameter. All IX Studio jewellery is stamped with 925 IX inside, which is their own hallmark registered with the Danish Assay Office.