Rune incendiary cannonball
P2PBuy limit: —·last trade 6m ago
Confidence
Will it fill?56%
Will it profit?95%
Joint confidence53%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at1,664
Buy fills22%
Sell at1,724
Sell fills34%
Net / item26 (1.6%)
Est. profit / 4h157.6K
6,060 units · round-trip fill 7%
Insta-sell
1,650
cheapest buy (full spread)
Insta-buy
1,738
dearest sell (full spread)
Gross margin
88
GE tax
34
2% per item, max 5M
Net margin
54
3.3% ROI
Volatility
15.0%
price noise (1h history)
How to flip the Rune incendiary cannonball
The Rune incendiary cannonball is a members-only Old School RuneScape item — “Ammo suited for a boat's cannon.”. Its Grand Exchange buy limit is effectively unlimited. Right now it buys at 1,650 gp and sells at 1,738 gp — a net margin of 54 gp (3.3% ROI) after the 2% Grand Exchange tax of 34 gp. High alchemy yields 1,680 gp.
To flip it, place a buy offer near 1,650 gp and a sell offer near 1,738 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 volume87%
Two-sided liquidity4%
Recent activity95%
Size vs market6%
Why this profit score
Spread persistence91%
No price spike98%
Margin plausibility100%