Dark crab
This looks tricky to eat.
Dark crab is a members-only item on the OSRS Grand Exchange. The latest high price is 1,056 GP (2m ago) and the low price is 1,000 GP (2m ago). Buying at the low price and selling at the high price would leave 35 GP per item after the 2% tax (3.50% of the buy price). You can buy up to 10,000 every four hours. Buying one at the low price and casting High Alchemy with a nature rune would lose 974 GP. 547,035 were traded in the last 24 hours.
| High | 1,056 GP () |
|---|---|
| Low | 1,000 GP () |
| Tax | 21 GP |
| Margin | 35 GP |
| ROI | 3.50% |
| Buy limit | 10,000 every 4 hours |
| High alchemy | 192 GP |
Buy price (insta-sell / low): 1,000 GP
Sell price (insta-buy / high): 1,056 GP
Margin after tax: 35 GP per unit. Grand Exchange tax on a sale is 21 GP.
Buy limit: 10,000 every 4 hours.
The full buy limit of 10,000 Dark crab costs 10,000,000 GP at the current buy price. Across that quantity, the after-tax margin is 350,000 GP.
- Grand Exchange buy limit: 10,000 every 4 hours
- Members-only item
- High alchemy value: 192 GP
- Low alchemy value: 128 GP
- Base value: 320 GP
Dark crab price history
- Over the past 7 days, the average high ranged from 1,008 GP to 1,194 GP across 160 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 1,108 GP to 1,056 GP (-52 GP, -4.69%).
- Over the past 30 days, the average high ranged from 967 GP to 1,300 GP across 680 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 1,225 GP to 1,056 GP (-169 GP, -13.80%).
- Over the past 90 days, the average high ranged from 967 GP to 1,460 GP across 1,928 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 1,407 GP to 1,056 GP (-351 GP, -24.95%).
- Over the past 90 days, the highest average high was 1,460 GP on 2026-08-15 UTC, and the lowest was 967 GP on 2026-10-29 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Dark crab price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Dark crab?
You can buy up to 10,000 Dark crab every 4 hours on the Grand Exchange.
Is Dark crab a members-only item?
Dark crab is a members-only item and requires OSRS membership to trade.
What is Dark crab's current buy and sell price?
At the latest update, Dark crab's insta-sell (low) price is 1,000 GP and its insta-buy (high) price is 1,056 GP on the Grand Exchange.
How much Grand Exchange tax applies to Dark crab?
A sale of Dark crab pays the standard 2% Grand Exchange tax, which is 21 GP per unit at the current price.
What does a full buy limit of Dark crab cost?
Buying the full limit of 10,000 Dark crab costs 10,000,000 GP at the current insta-sell price of 1,000 GP each.