3 set crystal heart necklaces

The blue looking necklace does change colors a bit with how you move it. It does also have a slight rusted looking chain. The pink have a color changing effect on the back. Has a rusted looking chain. The clear is just clear crystal. The chain is still silver. ⚠️These are very old necklaces so they have been worn many times and may look rusted⚠️ ⚠️not real crystal⚠️