An adorably sweet and thoughtful Valentine's gift, this is a lovely sterling silver heart key necklace with a genuine diamond. The little heart key measures 1.4cm by 5mm by 1mm and features a genuine diamond to the bottom. Hanging from the fine 18 inch belcher chain with a curb height of 1mm and fastening with a secure lobster clasp. Arriving in our cute craft style gift box and also available in yellow or rose gold. Perfect!