Diamond engagement ring, illusion set center

Engagement ring, Princess cut, platinum over gold. Matching wedding band also available. 3 rings available, $1100 for 3 if purchased together. Wedding set includes (#1) Princess cut, illusion center engagement ring with (#2) wedding band $1000 for the set (2 rings). (#3) Sapphire & diamond band also available separately $100. I believe the wedding set is size 7, resized, platinum over gold & separate band is size 8, unaltered, white gold. I don't recall the carat weight of either. I don't have any of the paperwork, Paid $2,500 for the wedding set in 2001, not sure what I paid for the band. Matching milgrain detail on all 3. I will break up the set, individual sales prices $900 engagement ring, $400 wedding band, $100 saphire band.