Check the listing for details. Peridot Third Eye Ring | Crystal Jewelry, Adjustable, 925 Silver. Condition: New. Listed at 34.00 USD. Listing is for one (1) Peridot Third Eye Crystal Ring. Rings are all 925 silver and adjustable. Open your third eye with these gorgeous stone accessories! All the stone options are faceted EXCEPT the Moonstone, White Opal, and Black Opal options. *Silver oxidizes over time, polishing with a silver cloth is recommended.* #crystals #jewelry #rings #peridot