It is $661 for this ring with 1.2ct(6.5mm) Astro peacock blue square cushion moissanite center, moissanite accents and 2 pieces 2mm princess rubies accents in 14K yellow gold.

You total paid $523.82 in #32463+32526, with 20% off, the price difference is $4.98($661*0.8-$523.82).