Linked Chain Vest

About 7s 0c on Beta · Horde (5 hours ago) and 7s 0c on Beta · Horde (1 day ago), from player scans. A vendor pays 4s 39c, so the auction house pays 1.5× 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 6s 65c there, against 4s 39c at a vendor.