18KW EMER DIA HALO TOP RING, PLAIN SHANK. CNTR RND EMERALD 0.75CT 14 RBC DIAS, 14=0.34CT. 10.5X11.3MM HALO TOP, 6.17MM TALL. SHANK IS 1.88X2.4MM AT TOP, 3X1.7MM AT BASE. 3.3DWT