A) $337 for this ring with a 3ct(15*7mm) GHI color standard cut marquise moissanite center, moissanite accents in SS-- You paid the center stone, so you need to pay $121.6($337*0.8-$198*0.8) to have the whole ring.

B) $596 for this  ring with a 3ct(15*7mm) GHI color standard cut marquise moissanite center, moissanite accents in 10K gold. -- You paid the center stone, so you need to pay $328.8($337*0.8-$198*0.8) to have the whole ring.

Need to match with client's band