3 doses serum 207 as described in Herbi Flax's diary.
73 gp
Updated 3h ago
Serum 207 (3) is currently trading at 73 gp on the Grand Exchange and is up 135.5% over the last 24 hours. Current instant-buy and instant-sell prices are 46 gp and 99 gp.
Category: potions · Members only · View on OSRS Wiki
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Serum 207 (3) is a members-only item on the OSRS Grand Exchange in the potions category.
In-game examine text: "3 doses serum 207 as described in Herbi Flax's diary."
It has a Grand Exchange buy limit of 2,000 every four hours, a high alchemy value of 7 gp, and item ID 3410.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 3h ago(11/4/2026) | 46 | 1 | — | – | – |
| 3h ago(11/4/2026) | 46 | 34 | — | – | – |
| 4h ago(11/4/2026) | — | – | 99 | 1 | – |
| 4h ago(11/4/2026) | 46 | 2 | — | – | – |
| 5h ago(11/4/2026) | 46 | 1 | — | – | – |
| 8h ago(11/4/2026) | 46 | 50 | — | – | – |
| 8h ago(11/4/2026) | 46 | 444 | — | – | – |
| 8h ago(11/4/2026) | — | – | 30 | 62 | – |
| 9h ago(11/4/2026) | 25 | 8 | — | – | – |
| 11h ago(11/4/2026) | 25 | 1 | — | – | – |
| 12h ago(11/4/2026) | — | – | 25 | 4306 | – |
| 12h ago(11/4/2026) | — | – | 25 | 2000 | – |
Serum 207 (3) has a Grand Exchange buy limit of 2,000 every four hours.
Serum 207 (3) shows an active flip setup with a margin of +52 gp and 75,753 trades over the last 24 hours. At the buy limit of 2,000 every four hours, max profit per cycle is about 104.0k gp — high margin with healthy liquidity.
Serum 207 (3) has a high alchemy value of 7 gp.
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Margin: 52 gp per flip
Volume: 75,753 trades / 24h
Buy limit: 2000 every 4 hours
Max profit/cycle: 104.0k gp
Verdict: High margin with healthy liquidity
Serum 207 (3) shows an active flip setup with a margin of +52 gp and 75,753 trades over the last 24 hours.
At the buy limit of 2,000 every four hours, max profit per cycle is about 104.0k gp — high margin with healthy liquidity.