I'd suggest the Shure SRH940s as something to look at as well. Close to the same FR curve and known for good sound. And the AKG 3003i's with a high pass filter have a FR curve pretty close as well and are definitely some of the higher end of the IEM market. Just in case IEMs are a possible answer.
Edited by Sxooter - 12/22/13 at 8:06am