Create a necklace for your mom, with the heart shaped birthstones so she knows how much you love her. The 3 Heart Stone Custom Birthstone Mother's Necklace is the perfect way to add your personal touch to a gift for your mom. This mothers necklace is created with three heart shaped birthstones which are placed inside a circle pendant, which also has three open hearts. The 3 heart stones can represent the birthdays of people in her family, so she can hold a reminder of them close to her heart.