This is a s925  sterling silver ring. the stone is 1 inch high and 11mm wide.  
 
 Metaphysical properties of Turquoise:
 
Turquoise has a strong connection to the throat chakra and helps to enhance communication and expression. It also aligns all of the chakras. Turquoise can also help you become more open to love and forgiveness, and release patterns of self-sabotage