1,149gp
1,125gp
24gp
+2gp
—
—
Price history
1 points · hover for detail
Volume · units traded
- 30D low
- 1,125
- 30D high
- 1,149
- Volatility
- 2.1%
Flip calculator
Includes the 2% Grand Exchange tax
+2gp
+2 per item · +0.18% ROI
- Capital required
- 1,125 gp
- Gross revenue
- 1,149 gp
- GE tax (2%, 22/item)
- − 22 gp
- Break-even sell
- 1,147 gp
Item data
- High alchemy
- 13 gp98.9% below market
- Low alchemy
- 9 gp
- Shop value
- 23 gp
- Weight
- 0.007 kg
- Skill / type
- Herblore
- Stack / note
- Not stackable · noteable
- Released
- Mar 29, 2004
About Grimy lantadyme
The Grimy lantadyme is a members-only Herblore supply in Old School RuneScape.
"It needs cleaning"
Over the last 30 days it traded between 1,122 and 1,266 gp on the Grand Exchange, averaging 1,192 gp. About 342,459 units changed hands per day. The price is down 9.5% across that window. The Grand Exchange buy limit is 11,000 every 4 hours. Selling one at the average price costs 23 gp in Grand Exchange tax.
Casting High Level Alchemy returns 13 gp, which is 98.9% below the 30-day average price, so alching a bought one loses money.
How to get Grimy lantadyme
302 monsters drop Grimy lantadyme, most commonly Lantadyme (plant) (Always), Chest (alchemist's signet) (1/5.3) and K'ril Tsutsaroth (8/127).
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Lantadyme (plant) | Always | 1 |
| Chest (alchemist's signet) | 1/5.3 | 2 (noted) |
| K'ril Tsutsaroth | 8/127 | 10 (noted) |
| Chaos Fanatic | 8/128 | 4 (noted) |
| Chest (Isle of Souls Dungeon) | 12/200 | 1 |
| Branda the Fire Queen | 2/55 | 6–8 (noted) |
| Monumental chest | 1/30 | 26–31 (noted) |
| Ancient chest | 1/33 | 1–442 (noted) |
| Goutweed | 3/128 | 1 |
| Herb box | 3/128 | 1 |
| Ancient Zygomite | 9/472 | 1 |
| Gang boss | 18.75/1,024 | 1 |
| Gangster | 18.75/1,024 | 1 |
| Lizardman shaman | 1/59.26 | 2–3 |
| Tormented Demon | 1/68 | 1 |
| Aberrant spectre | 1/70 | 1–3 |
| Abhorrent spectre | 1/70 | 1–3 |
| Long-tailed Wyvern | 1/72.9 | 2 |
| Spitting Wyvern | 1/72.9 | 2 |
| Taloned Wyvern | 1/72.9 | 2 |
282 further monsters drop it less commonly.
Recipes
Where this item appears in crafting and processing.
Used to make
- 1× Lantadyme from 1× Grimy lantadyme
Grimy lantadyme price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 1,170 | 1,122 | 1,211 | 4,633,787 |
| September 2026 | 1,206 | 1,140 | 1,266 | 9,059,231 |
| August 2026 | 1,187 | 1,116 | 1,289 | 12,160,256 |
| July 2026 | 1,229 | 1,106 | 1,368 | 12,693,353 |
| June 202621d | 1,433 | 1,252 | 1,662 | 5,604,732 |
| May 20262d | 1,666 | 1,644 | 1,688 | 532,148 |
| April 20261d | 1,633 | 1,633 | 1,633 | 149,802 |
| March 2026 | 1,662 | 1,577 | 1,780 | 3,213,135 |
| February 2026 | 1,893 | 1,646 | 2,061 | 291,244 |
| January 2026 | 2,165 | 1,648 | 2,681 | 17,856 |
Across 10 months of recorded prices Grimy lantadyme ranged from 1,106 gp in July 2026 to 2,681 gp in January 2026, measured over 218 trading days.
The 30-day average of 1,192 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
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