Blue moon helm

Blue Moon Helm is a members-only item on the OSRS Grand Exchange in the armour category.

In-game examine text: "The helm of the Blue Moon."

It has a Grand Exchange buy limit of 15 every four hours, a high alchemy value of 61.8k gp, and item ID 29019.

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Blue Moon Helm shows an active flip setup with a margin of +29.2k gp and 640 trades over the last 24 hours.

At the buy limit of 15 every four hours, max profit per cycle is about 438.7k gp — high margin with healthy liquidity.