Byzantine Cross Jewelry Kentucky Derby Jewelry Seng Jewelry Other Kentucky Derby Items Seng Jewelers Custom horse items View Cart Check Out Contact Us Privacy Returns Platinum ring with 3 oval cut diamonds Seng made 10% iridium platinum ring with a 2.27 ct. Bellataire cut diamond (F/VVS1) in the center flanked by two oval cut diamonds that weigh .38 ct. total. $30,000.00