Obsidian helmet
Provides excellent protection.
Obsidian helmet is a members-only item on the OSRS Grand Exchange. The latest high price is 520,495 GP (11m ago) and the low price is 486,714 GP (4m ago). Buying at the low price and selling at the high price would leave 23,372 GP per item after the 2% tax (4.80% of the buy price). You can buy up to 70 every four hours. Buying one at the low price and casting High Alchemy with a nature rune would lose 453,086 GP. 478 were traded in the last 24 hours.
| High | 520,495 GP () |
|---|---|
| Low | 486,714 GP () |
| Tax | 10,409 GP |
| Margin | 23,372 GP |
| ROI | 4.80% |
| Buy limit | 70 every 4 hours |
| High alchemy | 33,792 GP |
Buy price (insta-sell / low): 486,714 GP
Sell price (insta-buy / high): 520,495 GP
Margin after tax: 23,372 GP per unit. Grand Exchange tax on a sale is 10,409 GP.
Buy limit: 70 every 4 hours.
The full buy limit of 70 Obsidian helmet costs 34,069,980 GP at the current buy price. Across that quantity, the after-tax margin is 1,636,040 GP.
- Grand Exchange buy limit: 70 every 4 hours
- Members-only item
- High alchemy value: 33,792 GP
- Low alchemy value: 22,528 GP
- Base value: 56,320 GP
Obsidian helmet price history
- Over the past 7 days, the average high ranged from 466,736 GP to 560,693 GP across 105 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 534,380 GP to 520,495 GP (-13,885 GP, -2.60%).
- Over the past 30 days, the average high ranged from 466,736 GP to 915,594 GP across 415 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 906,125 GP to 520,495 GP (-385,630 GP, -42.56%).
- Over the past 90 days, the average high ranged from 466,736 GP to 1,500,000 GP across 939 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 770,998 GP to 520,495 GP (-250,503 GP, -32.49%).
- Over the past 90 days, the highest average high was 1,500,000 GP on 2026-09-30 UTC, and the lowest was 466,736 GP on 2026-11-03 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Obsidian helmet 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 Obsidian helmet?
You can buy up to 70 Obsidian helmet every 4 hours on the Grand Exchange.
Is Obsidian helmet a members-only item?
Obsidian helmet is a members-only item and requires OSRS membership to trade.
What is Obsidian helmet's current buy and sell price?
At the latest update, Obsidian helmet's insta-sell (low) price is 486,714 GP and its insta-buy (high) price is 520,495 GP on the Grand Exchange.
How much Grand Exchange tax applies to Obsidian helmet?
A sale of Obsidian helmet pays the standard 2% Grand Exchange tax, which is 10,409 GP per unit at the current price.
What does a full buy limit of Obsidian helmet cost?
Buying the full limit of 70 Obsidian helmet costs 34,069,980 GP at the current insta-sell price of 486,714 GP each.