Crafted in 18-karat gold, this adjustable 16" Thread Chain necklace features a miniature heart medallion to celebrates the seven classic types of love as defined thousands of years ago: Eros-romantic love, Philia-friendship, Agape-universal love, Storge-love between parent and child, Ludus-playful love, Pragma-love founded on duty & reason, Philautia-self love . The perfect timeless layer to add to your story.