An inert-seeming cave horror mask.
945.6k gp
Updated 1m ago
Black mask is currently trading at 945.6k gp on the Grand Exchange and is down 0.1% over the last 24 hours. Current instant-buy and instant-sell prices are 926.2k gp and 965.0k gp.
Category: other · Members only · View on OSRS Wiki
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Black Mask is a members-only item on the OSRS Grand Exchange in the other category.
In-game examine text: "An inert-seeming cave horror mask."
It has a Grand Exchange buy limit of 70 every four hours, a high alchemy value of 1.8k gp, and item ID 8921.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 9m ago(9/20/2026) | — | – | 952.2k | 4 | – |
| 19m ago(9/20/2026) | 926.2k | 1 | 952.2k | 1 | 26.0k |
| 24m ago(9/20/2026) | — | – | 952.2k | 2 | – |
| 29m ago(9/20/2026) | — | – | 949.0k | 1 | – |
| 34m ago(9/20/2026) | 939.2k | 1 | 949.0k | 4 | 9.8k |
| 39m ago(9/20/2026) | 939.2k | 1 | 949.0k | 2 | 9.8k |
| 44m ago(9/20/2026) | — | – | 948.6k | 2 | – |
| 49m ago(9/20/2026) | — | – | 949.0k | 2 | – |
| 54m ago(9/20/2026) | 926.2k | 1 | 939.2k | 1 | 13.0k |
| 59m ago(9/20/2026) | 926.2k | 1 | 938.0k | 1 | 11.8k |
| 1h ago(9/20/2026) | 926.2k | 2 | 949.0k | 3 | 22.8k |
| 1h ago(9/20/2026) | — | – | 949.0k | 1 | – |
Black Mask has a Grand Exchange buy limit of 70 every four hours.
Black Mask shows an active flip setup with a margin of +19.5k gp and 729 trades over the last 24 hours. At the buy limit of 70 every four hours, max profit per cycle is about 1.36m gp — high margin with healthy liquidity.
Black Mask has a high alchemy value of 1.8k gp.
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Margin: 19.5k gp per flip
Volume: 729 trades / 24h
Buy limit: 70 every 4 hours
Max profit/cycle: 1.36m gp
Verdict: High margin with healthy liquidity
Black Mask shows an active flip setup with a margin of +19.5k gp and 729 trades over the last 24 hours.
At the buy limit of 70 every four hours, max profit per cycle is about 1.36m gp — high margin with healthy liquidity.
Cavalier mask
102.5k gp