You'll need something to break through that shell.
500 gp
Updated 9h ago
Blue crab is currently trading at 500 gp on the Grand Exchange and is up 0.0% over the last 24 hours. Current instant-buy and instant-sell prices are 390 gp and 609 gp.
Category: other · Members only · View on OSRS Wiki
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Blue Crab is a members-only item on the OSRS Grand Exchange in the other category.
In-game examine text: "You'll need something to break through that shell."
It has a high alchemy value of 75 gp and item ID 31674.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 10h ago(9/20/2026) | 390 | 6 | — | – | – |
| 23h ago(9/19/2026) | 390 | 25 | 609 | 200 | 219 |
| 1d ago(9/19/2026) | 391 | 100 | — | – | – |
| 1d ago(9/19/2026) | 390 | 16 | — | – | – |
| 1d ago(9/19/2026) | — | – | 609 | 10 | – |
| 1d ago(9/19/2026) | 390 | 7 | — | – | – |
| 1d ago(9/19/2026) | 390 | 27 | — | – | – |
| 1d ago(9/18/2026) | — | – | 524 | 129 | – |
| 1d ago(9/18/2026) | 390 | 131 | — | – | – |
| 1d ago(9/18/2026) | 390 | 32 | — | – | – |
| 1d ago(9/18/2026) | 390 | 29 | — | – | – |
| 1d ago(9/18/2026) | 390 | 12 | — | – | – |
Blue Crab shows an active flip setup with a margin of +207 gp and 56,826 trades over the last 24 hours. Liquidity looks healthy enough to work the spread — high margin with healthy liquidity.
Blue Crab has a high alchemy value of 75 gp.
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Margin: 207 gp per flip
Volume: 56,826 trades / 24h
Buy limit: — every 4 hours
Max profit/cycle: —
Verdict: High margin with healthy liquidity
Blue Crab shows an active flip setup with a margin of +207 gp and 56,826 trades over the last 24 hours.
Liquidity looks healthy enough to work the spread — high margin with healthy liquidity.
296 gp