35,951gp
35,623gp
328gp
-391gp
—
—
Price history
1 points · hover for detail
- 30D low
- 35,623
- 30D high
- 35,951
- Volatility
- 0.9%
Flip calculator
Includes the 2% Grand Exchange tax
-391gp
-391 per item · -1.10% ROI
Tax puts break-even at 36,349 gp.
- Capital required
- 35,623 gp
- Gross revenue
- 35,951 gp
- GE tax (2%, 719/item)
- − 719 gp
- Break-even sell
- 36,349 gp
Item data
- High alchemy
- 1 gp100.0% below market
- Low alchemy
- 1 gp
- Shop value
- 1 gp
- Weight
- 0.04 kg
- Stack / note
- Not stackable · noteable
- Released
- Oct 1, 2015
About Jar of Miasma
The Jar of Miasma is a members-only item in Old School RuneScape.
"It smells abysmal"
Over the last 30 days it traded between 35,263 and 221,581 gp on the Grand Exchange, averaging 57,489 gp. About 25 units changed hands per day. The Grand Exchange buy limit is 4 every 4 hours. Selling one at the average price costs 1,149 gp in Grand Exchange tax.
Casting High Level Alchemy returns 1 gp, which is 100.0% below the 30-day average price, so alching a bought one loses money.
How to get Jar of Miasma
Only Unsired (13/128) drops Jar of Miasma.
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Unsired | 13/128 | 1 |
Jar of Miasma price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 39,014 | 35,263 | 50,550 | 259 |
| September 2026 | 56,767 | 26,833 | 221,581 | 737 |
| August 2026 | 37,151 | 22,024 | 60,248 | 758 |
| July 2026 | 30,308 | 22,838 | 38,890 | 833 |
| June 202621d | 41,792 | 26,134 | 72,500 | 3,443 |
| May 20262d | 62,916 | 55,168 | 70,664 | 22 |
| April 20261d | 71,455 | 71,455 | 71,455 | 14 |
| March 2026 | 93,290 | 61,537 | 232,935 | 16,571 |
| February 2026 | 57,787 | 26,273 | 135,281 | 16,141 |
| January 2026 | 43,031 | 19,946 | 267,392 | 17,856 |
Across 10 months of recorded prices Jar of Miasma ranged from 19,946 gp in January 2026 to 267,392 gp in January 2026, measured over 218 trading days.
The 30-day average of 57,489 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.