DDER - Patterson - Round Fancy Yellow Diamond Ring is Wow! This engagement ring is a custom fancy diamond ring with a 3.00ct round yellow diamond. The custom diamond ring also comes with a halo. If you would like to view this custom fancy yellow diamond ring please give us a call at Call 972-750-0300 The price is only for the ring and not the fancy yellow round center diamond. If you would like to view our diamonds please click here.