Dusk Wand

About 40s 0c on Beta · Horde (9 hours ago), from player scans. A vendor pays 11s 66c, so the auction house pays 3.3× more.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it on the auction house. After the 5% cut a stack of 1 brings about 38s 0c there, against 11s 66c at a vendor.