What is this she's wearing?

Second Technician Rimmer

I am wondering where this tiara/headpiece is coming from... also, I kind of remember there used to be a warrior princess-like outfit for G2F once and I can't find again what it was.

If anyobody can help... :)

https://www.daz3d.com/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/0/7/07-rylee-for-genesis-8-female-daz3d.jpg