Pure chocolates are just gorgeous in that they have beautiful, sleek, dark brown coats with no brindling and stunning yellow-gold/hazel eyes. These puppies are created from a double copy of the rare recessive chocolate gene and a double copy of the even more rare recessive black gene. Ella & Heath 8/1/22. Dunkin is a stunning pure chocolate boy that you can see starting at about the 1:00 mark.