Three new, fixed lens Sigma dp Quattro cameras are coming!
For now we know little about them other than their heavily revamped body that will provide a MUCH better grip and contain a larger battery, the same focal lengths as the DP Merrills (most likely), and a brand new processor called True III. Nothing else has surfaced yet.
The pictures below show the Sigma dp2 Quattro.
External optical viewfinder:
More after the break!