Serum 207 (3) price - OSRS Grand Exchange

3 doses serum 207 as described in Herbi Flax's diary. The current Old School RuneScape Grand Exchange price of Serum 207 (3) is approximately 42 gp (buy 42 gp, sell 42 gp).

• Buy (insta-buy) price: 42 gp
• Sell (insta-sell) price: 42 gp
• Buy limit (4 hours): 2,000
• High alchemy value: 7 gp
• Members item: Yes

Serum 207 (3) price trend, last 30 days

Over the last 30 days, Serum 207 (3) has traded between 11 gp and 42 gp. The price is up 75.0% across that window, moving from about 24 gp to 42 gp, and up 13.5% over the last 7 days. The sharpest single-day move in that stretch was +75.0% on September 14, 2026.

About 144,213 units changed hands across those 30 trading days, an average of 4,807 per day, so Serum 207 (3) is currently liquid: expect fills within the hour at reasonable prices.

For flippers, the current 0 gp spread does not cover the 2% GE tax, so instant flips on Serum 207 (3) are unprofitable right now; wait for the spread to widen or work limit orders inside it.

View the live Serum 207 (3) price chart, daily volume and full history on GrandExchange.com.