Grubby key

Grubby Key is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "It looks like the key to a chest (Used to open the grubby chest in Forthos Dungeon)."

It has a Grand Exchange buy limit of 11,000 every four hours, a high alchemy value of 19 gp, and item ID 23499.

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Grubby Key currently has a flip margin of −783 gp, which isn't profitable to flip right now despite 4,148 trades over the last 24 hours.

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