Protective headwear made from crabs. Better than that sounds.
20.3k gp
Updated 3m ago
Rock-shell helm is currently trading at 20.3k gp on the Grand Exchange and is up 12.6% over the last 24 hours. Current instant-buy and instant-sell prices are 17.0k gp and 23.5k gp.
Category: armour · Members only · View on OSRS Wiki
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Rock-shell Helm is a members-only item on the OSRS Grand Exchange in the armour category.
In-game examine text: "Protective headwear made from crabs. Better than that sounds."
It has a Grand Exchange buy limit of 70 every four hours, a high alchemy value of 21.1k gp, and item ID 6128.
Margin: 6.1k gp per flip
Volume: 1,570 trades / 24h
Buy limit: 70 every 4 hours
Max profit/cycle: 425.5k gp
Verdict: High margin with healthy liquidity
Rock-shell Helm shows an active flip setup with a margin of +6.1k gp and 1,570 trades over the last 24 hours.
At the buy limit of 70 every four hours, max profit per cycle is about 425.5k gp — high margin with healthy liquidity.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 6m ago(8/5/2026) | 17.0k | 1 | — | – | – |
| 3h ago(8/5/2026) | — | – | 23.5k | 1 | – |
| 7h ago(8/5/2026) | 17.0k | 1 | — | – | – |
| 8h ago(8/5/2026) | — |
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| – |
| 21.3k |
| 1 |
| – |
| 8h ago(8/5/2026) | 23.6k | 6 | — | – | – |
| 9h ago(8/4/2026) | 23.6k | 4 | — | – | – |
| 12h ago(8/4/2026) | — | – | 25.0k | 10 | – |
| 13h ago(8/4/2026) | 17.0k | 7 | — | – | – |
| 15h ago(8/4/2026) | 17.0k | 1 | — | – | – |
| 18h ago(8/4/2026) | — | – | 20.2k | 1 | – |
| 23h ago(8/4/2026) | 19.9k | 2 | — | – | – |
| 1d ago(8/4/2026) | 19.9k | 1 | — | – | – |
22.5k gp