How to flip Stone seal in OSRS

Flipping Stone seal on the Old School RuneScape Grand Exchange currently makes about 114 gp profit per item after the 2% GE tax: buy near 25 gp (the instant-sell price) and re-list near 141 gp (the instant-buy price).

• Buy at (instant-sell): 25 gp
• Sell at (instant-buy): 141 gp
• Margin after 2% tax: 114 gp (456.00% ROI)
• Buy limit per 4 hours: 13,000
• 24h volume: 9,614 (liquid)
• Max profit per limit cycle: 1,482,000 gp on 325,000 gp of capital

The flip, step by step

1. Place a buy offer at or just above 25 gp (the current instant-sell price).
2. Wait for the fill. Stone seal is liquid right now, so expect fills within the hour at reasonable prices.
3. Re-list at or just below 141 gp (the current instant-buy price).
4. The GE takes 2 gp tax (2%) per item when it sells, leaving 114 gp profit each.
5. Repeat up to the buy limit (13,000 per 4 hours), a full cycle is 1,482,000 gp on 325,000 gp of capital.

Margins move constantly. Re-check the live Stone seal numbers and price chart on GrandExchange.com right before committing.