Mining helmet
P2PBuy limit: 4·last trade 28m ago
Confidence
Will it fill?53%
Will it profit?38%
Joint confidence20%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at2,766
Buy fills10%
Sell at3,448
Sell fills13%
Net / item614 (22.2%)
Est. profit / 4h2.5K
4 units · round-trip fill 1%
Insta-sell
1,214
cheapest buy (full spread)
Insta-buy
5,000
dearest sell (full spread)
Gross margin
3,786
GE tax
100
2% per item, max 5M
Net margin
3,686
303.6% ROI
Volatility
113.2%
price noise (1h history)
How to flip the Mining helmet
The Mining helmet is a members-only Old School RuneScape item — “A helmet with an unlit lamp on it.”. Its Grand Exchange buy limit is 4 per 4 hours. Right now it buys at 1,214 gp and sells at 5,000 gp — a net margin of 3,686 gp (303.6% ROI) after the 2% Grand Exchange tax of 100 gp. High alchemy yields 360 gp.
To flip it, place a buy offer near 1,214 gp and a sell offer near 5,000 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 volume24%
Two-sided liquidity60%
Recent activity79%
Size vs market76%
Why this profit score
Spread persistence67%
No price spike26%
Margin plausibility0%