Find TIFFANY & CO. Elsa Peretti Open Heart 18ct Yellow- Necklace 16in on Editorialist. Designed by Elsa Peretti, the Open Heart necklace from Tiffany & Co celebrates love. Crafted from 18-carat yellow gold, it’s punctuated with a dangling heart charm on the cable chain and fastens through a lobster-clasp closure. If you ask us, we think that it makes the perfect gift for loved ones – or, you know, yourself works too (there’s no judgement here). Team yours with the matching bracelet.| Tiffany…