This is a 20mm heart in our Marmo line of Murano glass bead with swirls of cobalt blue mixed with aventurina and 24kt gold foil to create a marble-like effect. This heart is approximately 20mm top to bottom and across and approximately 14mm thick. The hole runs vertically through the bead top to bottom and is approximately 1mm in diameter. Use this bead for earrings or for a pendant by simply adding a headpin.