ScapeBenchOSRS High Alch CalculatorSearch in calculator
High alch item
Aether catalyst
Live profit, safer average pricing, and recent market history in one place.
Members<5m+3.2% Check
Current opportunity
Live high alch numbers
High alch: 120 gp · Nature rune: 155 gp · Latest trade 50 seconds ago
Expected buy356 gpLatest successful low-side trade
Profit each-391 gpAfter the item and one nature rune
Max offerUnavailableHighest offer that keeps at least 1 gp profit
GE limit profit-9,775,000 gp25,000 items every four hours
Price confidence
Live vs stable pricing
Use stable pricing when buying a larger quantity.
Live price356 gp
Profit-391 gp
Reacts to the latest trade. Useful for spotting fresh opportunities.
Stable price345 gp
Profit-380 gp
5-min volume7,088
Uses the five-minute average. Less sensitive to one unusual trade.
Before you buy
24-hour price and profit history
Look for a repeatable margin, not a single price spike.
Loading 24-hour price history…
How to use this page
A quick buying check
- Check stability.Prefer steady prices or inspect the chart when told to check.
- Set your offer.Stay below Max offer so the target margin survives.
- Respect liquidity.Use volume and the four-hour GE limit to size the purchase.