14KW+R DROP-IN RING GUARD, 2 ROWS, INNER ROW IS RG+OUTER WG ROW AND DROP-IN GUARD. 52 RBC DIAS, 10 IN INNER ROW, 5 EACH SIDE+42, 21 EACH SIDE, IN OUTER ROWS. 52=0.33CT. DROP-IN GUARD IS 9.25X2.88MM AT TOP, 3.8MM WIDE OPENING IN CNTR, 5.77X1.1MM AT BASE. 2