Zosiel's silver diadem?

[johnnype]

At the very end of A Gathering of Winds (AoW #6) there is a reference to "Zosiel's silver diadem". Can someone remind me where this item shows up. I can't, for the life of me, remember. Thanks.

[Sean Halloran]

johnnype wrote:

At the very end of A Gathering of Winds (AoW #6) there is a reference to "Zosiel's silver diadem". Can someone remind me where this item shows up. I can't, for the life of me, remember. Thanks.

In the true tomb of the "Whispering Cairn".