APM Blush Pink Beating Heart Necklace for Couples, New Choker Chain. APM Monaco's new Beating Heart Necklace! This heart necklace features a heartbeat pattern, playful yet meaningful. It can be layered and adjusted in length to create diverse styles. The heart-shaped pendant design combined with the heartbeat pattern evokes a fluttering heart, romantic adornment of love, adding a trendy flair to your look. The unique spring clasp design allows for adjustable length, emphasizing attention to detail while wearing it.