Diamond Semi-Mount Ring stone shape|CUSHION but looks like a halo

but looks like a halo ring

there's 12 sapphires with a combined weight of 2

and 5 marquise blue sapphires with a combined weight of 0

the halo is straightforward

Diamond Semi-Mount Ring stone shape|CUSHION but looks like a halo18KW DIAMOND ENGAGEMENT RING WITH CENTER DIAMOND MEASURING: 7. 35 7. 40X4. 57MM = 1. 53CT SI1 E EGL CERTIFIED #: US905173310D DIAMONDS ON SEMI MOUNT 22 ROUND 1. 45MM BRILLIANT CUT DIAMONDS = . 30CTTW SI1 G H SERIAL NUMBER OF ENGAGEMENT RING: S335530 STYLE NUMBER: ER7008W83JJ DIAMONDS ON 18KW MATCHING WEDDING BAND: 25 ROUND 1. 3MM BRILLIANT CUT DIAMONDS = . 25CTTW SERIAL NUMBER OF WEDDING BAND: S378891 WEDDING BAND STYLE NUMBER: WB7008W83JJ FROM