These are beautiful faceted Rainbow Moonstone Pendulums. Some show the rainbow optical phenomenon.
Feeling disconnected from a higher power and you need some spiritual guidance? It is also a very good stone for getting in touch with your emotions that is, you need to embrace your feminine side. This crystal is great to help with these.
We have had some customers convert these pendulums to pendants.
I will intuit one that feels right for your needs. Dimensions and photos are a guide. Size may vary.
The faceted rainbow pendulum will also come in its own velveteen bag so you can carry it around safely and a card to explain how to use pendulums.