18KW OCTAGON TOP FILIGREE SEMI-MNT RING, 6-PRNG RECESSED CNTR IN OCTAGON TOP, 6.5MM RND CNTR CZ. ACCENTED WITH 10 RBC DIAS, 10=0.07CT. 4 EACH SIDE OF CNTR, 1 EACH SIDE OF GALLERY. 11.35MM WIDE TOP, 4.92MM TALL. CNTR FRAME SECTION 9MM. SHANK IS 4X1.94MM AT