Blue Diamond Farms?

[Jfertal]

Looted stacks at NG and disco bugs over the years. That will be your quickest most reliable spot. With highest drop rates

[Jaleth]

I remember on live getting BD'S in the undead tower in The Hole.

[Vaen]

No one wants to talk about Soblohg? It is a really low drop rate I guess. [You must be logged in to view images. Log in or Register.]

[myriverse]

Yeah. While I'm only killing Soblohg about an hour or so a day, it's been about a month since I've seen a BD.