Our Secret Message Envelope Heart Locket Necklace is an exquisite piece of jewelry. The engraved heart shaped envelope holds a special engraved message. The front and back of the envelope can be engraved with a name or short message. The heart shaped letter can be engraved with a short message on the front and back. Express your love and emotions to the one you love. Meticulously handcrafted from .925 Sterling Silver and your choice of plating options: 18K Gold or Platinum.