One of those plates (pictures 5 and 6) has what looks like wear to the blue which makes it appear unevenly colored. The gold is very heavy and in very good condition.
The plates are marked with the old Green Lenox stamp. Remember, these large 11 and 1/4 Service Plates are offered at No Reserve, Thanks. The item "Set 12 Green Mark Lenox 11 1/4 Cobalt Blue Gold Encrusted Service Dinner Plates" is in sale since Saturday, December 10, 2016. This item is in the category "Pottery & Glass\Pottery & China\China & Dinnerware\Lenox". The seller is "zochasbears" and is located in Shrewsbury, New Jersey. This item can be shipped worldwide.