Old demon mask
Lost in time.
Old demon mask is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 28,500 GP (8m ago) and the low price at 20,012 GP (34m ago). Buying at the low price and selling at the high price would leave 7,918 GP per item after the 2% tax (39.57% of the buy price). You can buy up to 4 every four hours. High Alchemy would lose 17,778 GP per cast if you bought it at the low price and paid for the nature rune. 57 were traded in the last 24 hours.
| High | 28,500 GP () |
|---|---|
| Low | 20,012 GP () |
| Tax | 570 GP |
| Margin | 7,918 GP |
| ROI | 39.57% |
| Buy limit | 4 every 4 hours |
| High alchemy | 2,400 GP |
Buy price (insta-sell / low): 20,012 GP
Sell price (insta-buy / high): 28,500 GP
Margin after tax: 7,918 GP per unit. Grand Exchange tax on a sale is 570 GP.
Buy limit: 4 every 4 hours.
The full buy limit of 4 Old demon mask costs 80,048 GP at the current buy price. Across that quantity, the after-tax margin is 31,672 GP.
- Grand Exchange buy limit: 4 every 4 hours
- Members-only item
- High alchemy value: 2,400 GP
- Low alchemy value: 1,600 GP
- Base value: 4,000 GP
Old demon mask price history
- Over the past 30 days, the average high ranged from 18,837 GP to 28,500 GP across 28 hourly samples. From 2026-10-11 UTC to 2026-11-07 UTC, it moved from 21,206 GP to 20,868 GP (-338 GP, -1.59%).
- Over the past 90 days, the average high ranged from 9,192 GP to 39,999 GP across 73 hourly samples. From 2026-08-12 UTC to 2026-11-07 UTC, it moved from 17,447 GP to 20,868 GP (+3,421 GP, +19.61%).
- Over the past 90 days, the highest average high was 39,999 GP on 2026-09-30 UTC, and the lowest was 9,192 GP on 2026-08-16 UTC.
As of 2026-11-07 UTC. See this week's market summary.
To cite this page: QuantScapers, "Old demon mask price history", based on OSRS Wiki real-time price data through 2026-11-07 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Old demon mask?
You can buy up to 4 Old demon mask every 4 hours on the Grand Exchange.
Is Old demon mask a members-only item?
Old demon mask is a members-only item and requires OSRS membership to trade.
What is Old demon mask's current buy and sell price?
At the latest update, Old demon mask's insta-sell (low) price is 20,012 GP and its insta-buy (high) price is 28,500 GP on the Grand Exchange.
How much Grand Exchange tax applies to Old demon mask?
A sale of Old demon mask pays the standard 2% Grand Exchange tax, which is 570 GP per unit at the current price.
What does a full buy limit of Old demon mask cost?
Buying the full limit of 4 Old demon mask costs 80,048 GP at the current insta-sell price of 20,012 GP each.