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 Ruby & Diamond Earring Jackets Platinum earring jackets with rubies and diamonds.  The two pear cut rubies weigh 2.90 cts. total and the 26 diamonds equal 1.54 cts. total.  The jackets slip over the posts of your existing stud earrings. $18,500.00