Jar of darkness

Jar Of Darkness is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "It smells like it's been where the sun doesn't shine."

It has a Grand Exchange buy limit of 4 every four hours, a high alchemy value of 1 gp, and item ID 19701.

View on OSRS Wiki

Jar Of Darkness shows an active flip setup with a margin of +35.2k gp and 353 trades over the last 24 hours.

At the buy limit of 4 every four hours, max profit per cycle is about 140.8k gp — high margin with healthy liquidity.