14k yellow gold Ammolite and Alexandrite size 5.75.  Ring total weight is 6.35 g. Front of ring measures 20 x 8.5 mm.  Ammolite stone measures 12 x 7 mm.  Ammolite has excellent color varying from red to green to blue.  Alexandrite cabochon varies from a light lime green to a dark bluish green, depending on the type of light.  Ring is stamped 14k. Ring is Preowned but looks new with few if any minor scratches on the band.