The Wildfox Couture Jewelry Heart & Key Necklace Set in Gold is a fun little accessory. "He who holds the key can unlock my heart" is inscribed into the heart pendant while the Key necklace fits perfectly in.
"I love you. this big" necklace, hand stamped two discs, one and the other 1 Hung on a stainless steel ball chain. Design stamp is a lace edged heart, more options are available if you'd like something else.