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Exceptional in all circumstances, Heartstrings’ Duo Earrings are casual yet elegant, simple yet sophisticated. These 9 mm double loop knot studs are as perfect for everyday wear as life’s most special events.

Duo earrings are composed of phosphor-bronze guitar string with sterling silver posts and backs. Duo is also available as a necklace.

The strings for Duo undergo a proprietary in-house coating to assure their glimmer, shimmer, and shine. This anti-tarnish application is invisible to the eye while delivering unparalleled quality to you.


Heartstrings’ eco-friendly promise delivers jewelry and packaging that transform end-of-life materials into beauty for even the most discerning.




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