What a great shot.
Arne Jacobsen, the Egg chair, 1958. Originally created for the interior of Royal SAS Hotel in Copenhagen, Denmark. Manufatured by Fritz Hansen. Photo copyright by Scandinavian Collectors 2014.
Better than the real coral (for multiple reasons) are these Metal Coral Sculptures made from bent and woven metal with a matte grey finish. Available at C.S. Post & Co.