Selling:
Luminescent Staff - 5500 firm
https://wiki.project1999.com/Luminescent_Staff
Singing Steel Helm - 1850
Buying: (depending on price)
Cobalt Boots
Cobalt Gloves
Frostbringer
Fist of Zek
Clockwork Watchman Vambraces
A few visible Dwarven Cultural Pieces
Staff of Battle