The trio necklaces comes in a variety of stones. Apatite (blue), amethyst (purple), rose quartz (pink) and black tourmaline. All of which are raw stones, meaning no two stones look exactly alike. Choose the stone that calls to you. Details: Each raw stone is 3-4 mm in length/width. Made in Gold Fill and Sterling Silver. Every piece is tarnish resistant and hypoallergenic. Model is wearing 15". Each piece from Falling for Dainty is handmade to order in our Santa Rosa Studio. Please allow for natural variations that may occur. Orders will ship in 3-5 business days via first class USPS.