I compiled windows sgminer from the source. Tested and works with stratum with diamond kernel!
Enjoy!]  

https://mega.co.nz/#!bEVQFYCQ!99KjGDsNMWpXKqlfWdaWQxaRto-XxE-jj9liEs9ojTM

Any DMD tips can be sent here: daVzPCTzZFytFGmjHERfzXiEpQYevnwxpq  

Change your sgminer.conf

"kernel" : "groelstcoin"
to
 "kernel" : "diamond"

If share difficulty too high (16) add:
"difficulty-multiplier" : "0.00390625"