Black helm (h1)
F2PBuy limit: 70·last trade 13m ago
Confidence
Confidence30%
One score blending fill chance, market volume and profit quality.
Fill chance23%
Volume11%
Profit58%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at4,001
Buy fills4%
Sell at4,744
Sell fills0%
Net / item649 (16.2%)
Est. profit / 4h45.4K
70 units · 23% fill confidence
Insta-sell
4,000
cheapest buy (full spread)
Insta-buy
4,745
dearest sell (full spread)
Gross margin
745
GE tax
94
2% per item, max 5M
Net margin
651
16.3% ROI
Volatility
50.6%
price noise (1h history)
How to flip the Black helm (h1)
The Black helm (h1) is a free-to-play Old School RuneScape item — “A black helmet with a heraldic design.”. Its Grand Exchange buy limit is 70 per 4 hours. Right now it buys at 4,000 gp and sells at 4,745 gp — a net margin of 651 gp (16.3% ROI) after the 2% Grand Exchange tax of 94 gp. High alchemy yields 633 gp.
To flip it, place a buy offer near 4,000 gp and a sell offer near 4,745 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 volume12%
Two-sided liquidity0%
Recent activity90%
Size vs market1%
Why this profit score
Spread persistence40%
No price spike100%
Margin plausibility100%