Big news today (March 8th, 2016)
CH-7 valuation results were just released.
You can find an update here -- CH7-kimberlite - BLOG
Suffice is to say, the valuations point to at least a CAD$150/carat to CAD$200/carat with potential for even higher. That bolds extremely well for CH-7 making it in the mine plan and contribution to the profit of the mine.
Here is a nice photo from Kim-2 of CH-7