How much is Dark worth?
The physical Dark fruit trades for around 400K. The permanent version is worth about 860M. In the shop it costs 500,000 Beli, or 950 Robux for the perm.
Demand for Dark is 2 out of 10. That's low, so expect to wait, or add it as an extra in a bigger trade.
What can you get for Dark?
Fruits with a similar value make a fair swap. The list below shows fruits close to Dark in value. Use the trade calculator to check a full offer before you accept.