When you think HART, think of joyful jewelry. Created by Charlestonian Hart Hagerty in 2016, each piece of HART is a talisman to positivity, creating a soul-boosting experience for the modern, mindful woman. Ease into building your personalized charm necklace. Make the Starter Cluster your own. Here, this necklace comes with one charm of your choice that easily slides over a custom cord.