Gold Filled Heart Lock & Key CZ Pendant Beautiful gold filled heart-shaped lock pendant featuring a dangling key charm and sparkling cubic zirconia accents. Approx. size: 20 mm x 23 mm. Nickel-free and water/sweat resistant. Pendant only — chain not included. New condition. Water and sweat resistant. To help preserve the shine, avoid prolonged exposure to water, chlorine, perfumes, lotions, and harsh chemicals. Clean gently with a soft cloth and store in a dry place.