R. W. James CSC Sterling Turquoise Necklace

Sterling and Turquoise necklace 
Made by R W James CSC, Canyon Silver Company. 
Pendant measures 2 inches X 1.75 at its widest point 
Chain measures 17 inches
Clasp is located at the top of the pendant. 
Stone measures 3/4 inches X 1/2 inches.
Stamped R W JAMES CSC