Harpoon
Useful for catching really big fish.
Harpoon is a free-to-play item on the OSRS Grand Exchange. Recent trades put the high price at 500 GP (3m ago) and the low price at 441 GP (15m ago). Buying at the low price and selling at the high price would leave 49 GP per item after the 2% tax (11.11% of the buy price). You can buy up to 40 every four hours. High Alchemy would lose 604 GP per cast if you bought it at the low price and paid for the nature rune. 1,235 were traded in the last 24 hours.
| High | 500 GP () |
|---|---|
| Low | 441 GP () |
| Tax | 10 GP |
| Margin | 49 GP |
| ROI | 11.11% |
| Buy limit | 40 every 4 hours |
| High alchemy | 3 GP |
Buy price (insta-sell / low): 441 GP
Sell price (insta-buy / high): 500 GP
Margin after tax: 49 GP per unit. Grand Exchange tax on a sale is 10 GP.
Buy limit: 40 every 4 hours.
The full buy limit of 40 Harpoon costs 17,640 GP at the current buy price. Across that quantity, the after-tax margin is 1,960 GP.
- Grand Exchange buy limit: 40 every 4 hours
- Free-to-play item
- High alchemy value: 3 GP
- Low alchemy value: 2 GP
- Base value: 5 GP
Harpoon price history
- Over the past 7 days, the average high ranged from 202 GP to 500 GP across 68 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 500 GP to 500 GP (0 GP, 0.00%).
- Over the past 30 days, the average high ranged from 7 GP to 500 GP across 397 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 303 GP to 500 GP (+197 GP, +65.02%).
- Over the past 90 days, the average high ranged from 7 GP to 1,000 GP across 998 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 99 GP to 500 GP (+401 GP, +405.05%).
- Over the past 90 days, the highest average high was 1,000 GP on 2026-09-12 UTC, and the lowest was 7 GP on 2026-10-14 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Harpoon 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 Harpoon?
You can buy up to 40 Harpoon every 4 hours on the Grand Exchange.
Is Harpoon a members-only item?
Harpoon is available to free-to-play players. No membership is required to trade it.
What is Harpoon's current buy and sell price?
At the latest update, Harpoon's insta-sell (low) price is 441 GP and its insta-buy (high) price is 500 GP on the Grand Exchange.
How much Grand Exchange tax applies to Harpoon?
A sale of Harpoon pays the standard 2% Grand Exchange tax, which is 10 GP per unit at the current price.
What does a full buy limit of Harpoon cost?
Buying the full limit of 40 Harpoon costs 17,640 GP at the current insta-sell price of 441 GP each.