oh long time no post :( hope your get in one piece into the new year and had nice xmas time :)
here is my Lighting Challenge #13 entry - made with maya and 3delight 7.0 - yeahh renderman
rocks and if you search for a production renderer have a look to 3delight its well integrated into maya
and the output is on very high quality

modeling by jeremy birn the displacement comes from me
here is a 100% crop from the 4k render