Black sq shield

Black Sq Shield is a free-to-play item on the OSRS Grand Exchange in the armour category.

In-game examine text: "A medium square shield."

It has a Grand Exchange buy limit of 125 every four hours, a high alchemy value of 691 gp, and item ID 1179.

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Black Sq Shield currently has a flip margin of −46 gp, which isn't profitable to flip right now despite 2,238 trades over the last 24 hours.

Items with negative or zero margins like this are better watched than actively flipped until the spread widens.