Art Deco Style Color Changing Simulated Alexandrite Three-Stone .925 Sterling Silver Filigree Ring.  The Top Of The Ring Measures 9.2 mm, 5/16 Inches At The Widest Point. This Fascinating Antique Style Piece Has Excellent Detail And An Antique Finish. The Stones Color Is Primarily Purple Showing Flashes Of Blue's And Green's In Different Lighting Conditions. Inspired By The Original Designs Of The Victorian To The Art Deco Period, 1836-1935. Item Is Stamped 925. Our Silver Is Genuine 925 Sterling Silver.