Watermelon slice is 37 gp on the OSRS GE (insta-sell 36 gp). members. Up 3% on its 24-hour average.
Buy limit: 11,000 every 4 hours.
High alch: 9 gp.
In game it is examined as “A slice of watermelon.” Watermelon slice is members-only, so a membership is needed to trade or use it. The base game value is 16 gp, which is what shops price from rather than what players pay.
The Grand Exchange lets one account buy 11,000 every 4 hours. That is a generous limit, so the market rather than the limit is usually what caps a position here. Filling it once costs about 407,000 gp at the 37 gp price recorded on 1 November 2026. The limit is per account and resets on a rolling 4-hour timer.
The 2% sale tax is rounded down, and at 37 gp it rounds to nothing — sales under 50 gp are untaxed, so a flip here keeps its whole margin.
High alchemy turns one Watermelon slice into 9 gp. That is less than the 155 gp nature rune the cast costs, so alching Watermelon slice always loses money.
How much is Watermelon slice in OSRS? Watermelon slice is 37 gp on the Grand Exchange as of 1 November 2026, with an insta-sell of 36 gp. The chart above is live.
What is the buy limit for Watermelon slice? 11,000 every 4 hours.
Can you high alch Watermelon slice for profit? No — the alch value is 9 gp and the nature rune alone costs 155 gp.
Do you need members for Watermelon slice? Yes, Watermelon slice is members-only.
Related: Watermelon·Watermelon seed
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