Blue crab
You'll need something to break through that shell.
593gp
386gp
207gp
+196gp
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Price history
1 points · hover for detail
- 30D low
- 386
- 30D high
- 593
- Volatility
- 42.3%
Flip calculator
Includes the 2% Grand Exchange tax
+196gp
+196 per item · +50.78% ROI
- Capital required
- 386 gp
- Gross revenue
- 593 gp
- GE tax (2%, 11/item)
- − 11 gp
- Break-even sell
- 393 gp
Item data
- High alchemy
- 75 gp87.4% below market
- Low alchemy
- 50 gp
- Shop value
- 150 gp
- Weight
- 0.6 kg
- Skill / type
- Herblore
- Stack / note
- Not stackable · not noteable
- Released
- Nov 19, 2025
About Blue crab
The Blue crab is a members-only item in Old School RuneScape.
"You'll need something to break through that shell"
Over the last 30 days it traded between 373 and 605 gp on the Grand Exchange, averaging 445 gp. About 1,031 units changed hands per day. The price is down 19.0% across that window. Selling one at the average price costs 8 gp in Grand Exchange tax.
Casting High Level Alchemy returns 75 gp, which is 83.1% below the 30-day average price, so alching a bought one loses money.
How to get Blue crab
Only Blue crab (Hunter) (Always) drops Blue crab.
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Blue crab (Hunter) | Always | 1 |
Blue crab price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 436 | 373 | 604 | 16,373 |
| September 2026 | 468 | 387 | 605 | 44,332 |
| August 2026 | 464 | 257 | 829 | 115,884 |
| July 2026 | 482 | 300 | 768 | 373,911 |
| June 202619d | 454 | 124 | 762 | 27,071 |
| May 20262d | 523 | 434 | 612 | 24,099 |
| April 20261d | 245 | 245 | 245 | 391 |
| March 2026 | 432 | 133 | 2,271 | 15,878 |
| February 202626d | 170 | 46 | 300 | 11,888 |
| January 2026 | 293 | 106 | 869 | 17,856 |
Across 10 months of recorded prices Blue crab ranged from 46 gp in February 2026 to 2,271 gp in March 2026, measured over 211 trading days.
The 30-day average of 445 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
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