Obsidian helmet

Obsidian Helmet is a members-only item on the OSRS Grand Exchange in the armour category.

In-game examine text: "Provides excellent protection."

It has a Grand Exchange buy limit of 70 every four hours, a high alchemy value of 33.8k gp, and item ID 21298.

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Obsidian Helmet currently has a flip margin of −3.2k gp, which isn't profitable to flip right now despite 572 trades over the last 24 hours.

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