Vintage Native Sterling Silver Opal And Amethyst

Vintage Native Sterling Silver, Opal, clear cut side stone (cz? Prob not diamonds? Glass?, And Amethyst Ring I did not test the center stone myself. I bought it being told from the dealer these were then stones In very good pre-owned condition with light surface wear, light scratches, minor imperfections and light patina throughout. Stamp 925 D Size 5.5 Width 7mm Weight 2.9 grams