Ironpatch Blade

About 1g 50s on Beta · Horde (5 hours ago) and 2g 65s on Beta · Alliance (6 hours ago), from player scans. A vendor pays 17s 70c, so the auction house pays 8.1× 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 1g 42s there, against 17s 70c at a vendor.