Blue Sapphire Oval Vintage Four Prong Halo Ring with Round and Baguette Diamonds (4.39cttw) AAA Quality,Blue Sapphire Oval Vintage Four Prong Halo Ring with Round and Baguette Diamonds (4.39cttw) AAA Quality,DIAMOND SAPPHIRE RING SETTING ROUND VINTAGE DOUBLE HALO ENGAGEMENT SEMI MOUNT,Blue Sapphire Oval Vintage Four Prong Halo Ring with Round and Baguette Diamonds (4.39cttw) AAA Quality,Cam Timing | Kawasaki Ninja ZX Forum