Size Guide Safety Policy Care InstructionsUnlock your heart's desires with our Heart Charm Lock Necklace - a timeless 14k Solid Gold piece that can be personalized to perfection. Symbolizing love, friendship, and partnership, this delicate necklace is handcrafted with care, making it the perfect gift for any special occasion.Customize with up to 3 characters, representing your unique bond. Symbolizing love, friendship, and partnership, this delicate piece is handcrafted with care for a timeless token of affection. Please note that no symbols are added by default. 14K Solid Gold: 14K solid gold is a timeless metal. It keeps its look forever without oxidizing or changing its color, making it a must-have in your collection.