I have not ski'd many of these but in addition to the volkls named above, these are the names which come up most often in this category. Im contemplating the same type of ski to add to my quiver:
All depends on your preferences for flex, camber, rebound etc. Search sierra Jim's posts as ive found the superinformative and better then printed magazines "guides". As always your personal feel is what should dictate. For example, im not a fan of the mythic rider and lots of folks love it.
Ive never heard anyone say anything anything negative about the watea either so id start demoing there. There also not made in third world