For heart lovers like myself, this heart shaped ring is perfect. A Heart within a Heart! Silver Cubic Zirconia Ring Item No. 512 BZ342 Did you know? Since the human heart has long been associated with emotion and pleasure, the shape was eventually co-opted as a symbol of romance and medieval courtly love. ... By the 18th and 19th centuries, meanwhile, it had become a recurring motif in love notes and Valentine's Day cards.