Serum 207 (2)
P2PBuy limit: 2,000·last trade 2h ago
Confidence
Will it fill?6%
Will it profit?73%
Joint confidence4%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at8
Buy fills0%
Sell at9
Sell fills0%
Net / item1 (12.5%)
Est. profit / 4h2.0K
2,000 units · round-trip fill 0%
Insta-sell
8
cheapest buy (full spread)
Insta-buy
9
dearest sell (full spread)
Gross margin
1
GE tax
0
2% per item, max 5M
Net margin
1
12.5% ROI
Volatility
930.8%
price noise (1h history)
How to flip the Serum 207 (2)
The Serum 207 (2) is a members-only Old School RuneScape item — “2 doses serum 207 as described in Herbi Flax's diary.”. Its Grand Exchange buy limit is 2,000 per 4 hours. Right now it buys at 8 gp and sells at 9 gp — a net margin of 1 gp (12.5% ROI) after the 2% Grand Exchange tax. High alchemy yields 7 gp.
To flip it, place a buy offer near 8 gp and a sell offer near 9 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume0%
Two-sided liquidity0%
Recent activity30%
Size vs market0%
Why this profit score
Spread persistence40%
No price spike100%
Margin plausibility100%