Black longsword
A razor sharp longsword.
Black longsword is a free-to-play item on the OSRS Grand Exchange. Recent trades put the high price at 500 GP (33m ago) and the low price at 433 GP (2m ago). Buying at the low price and selling at the high price would leave 57 GP per item after the 2% tax (13.16% of the buy price). You can buy up to 125 every four hours. High Alchemy would lose 23 GP per cast if you bought it at the low price and paid for the nature rune. 902 were traded in the last 24 hours.
| High | 500 GP () |
|---|---|
| Low | 433 GP () |
| Tax | 10 GP |
| Margin | 57 GP |
| ROI | 13.16% |
| Buy limit | 125 every 4 hours |
| High alchemy | 576 GP |
Buy price (insta-sell / low): 433 GP
Sell price (insta-buy / high): 500 GP
Margin after tax: 57 GP per unit. Grand Exchange tax on a sale is 10 GP.
Buy limit: 125 every 4 hours.
The full buy limit of 125 Black longsword costs 54,125 GP at the current buy price. Across that quantity, the after-tax margin is 7,125 GP.
- Grand Exchange buy limit: 125 every 4 hours
- Free-to-play item
- High alchemy value: 576 GP
- Low alchemy value: 384 GP
- Base value: 960 GP
Black longsword price history
- Over the past 7 days, the average high ranged from 187 GP to 705 GP across 35 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 232 GP to 500 GP (+268 GP, +115.52%).
- Over the past 30 days, the average high ranged from 116 GP to 705 GP across 106 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 595 GP to 500 GP (-95 GP, -15.97%).
- Over the past 90 days, the average high ranged from 1 GP to 738 GP across 251 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 235 GP to 500 GP (+265 GP, +112.77%).
- Over the past 90 days, the highest average high was 738 GP on 2026-08-16 UTC, and the lowest was 1 GP on 2026-09-08 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Black longsword 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 Black longsword?
You can buy up to 125 Black longsword every 4 hours on the Grand Exchange.
Is Black longsword a members-only item?
Black longsword is available to free-to-play players. No membership is required to trade it.
What is Black longsword's current buy and sell price?
At the latest update, Black longsword's insta-sell (low) price is 433 GP and its insta-buy (high) price is 500 GP on the Grand Exchange.
How much Grand Exchange tax applies to Black longsword?
A sale of Black longsword pays the standard 2% Grand Exchange tax, which is 10 GP per unit at the current price.
What does a full buy limit of Black longsword cost?
Buying the full limit of 125 Black longsword costs 54,125 GP at the current insta-sell price of 433 GP each.