The 700w , 850w , 1000w V series are by Seasonic. The VS series which includes V450S, V550S, V650S and V750S models are actually by Enhance Electronics.
The 700w , 850w , 1000w , have been out for a couple of months.
All Seasonic ^ Cooler Master VS Versions.
The VS series which includes V450S, V550S, V650S and V750S
Enhanced Electronnics Cooler Master VS versions ^
Isn't that what I said earlier(beside Seasonic lineup the VS models)? Also, you are wrong, the Seasonic models that have been on the market are not VS models, they are just plane V models.