Adamant seeds price in OSRS — live Grand Exchange data

About Adamant seeds

In game they are examined as “Magical seeds in an adamant case.” Adamant seeds are members-only, so a membership is needed to trade or use them. The base game value is 300 gp, which is what shops price from rather than what players pay.

Adamant seeds buy limit

The Grand Exchange lets one account buy 18,000 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 1,962,000 gp at the 109 gp price recorded on 11 October 2026. The limit is per account and resets on a rolling 4-hour timer.

GE tax on Adamant seeds

Selling at 109 gp costs 2 gp in tax — 2%, rounded down, taken from the seller. A flip has to clear that before it makes anything, and it is the number most margin calculators leave out.

High alching Adamant seeds

High alchemy turns Adamant seeds into 180 gp. With a nature rune at 142 gp that only pays below 38 gp, and Adamant seeds are 109 gp — so alching them loses 71 gp a cast right now.

How much Adamant seeds trade

Adamant seeds see about 23.8K trades a day, which makes them steadily traded — an order priced at the spread normally fills the same hour. That is less than twice the 18,000 buy limit, so a handful of buyers can take a whole day of supply.

Adamant seeds FAQ

How much are Adamant seeds in OSRS? Adamant seeds are 109 gp on the Grand Exchange as of 11 October 2026, with an insta-sell of 90 gp. The chart above is live.

What is the buy limit for Adamant seeds? 18,000 every 4 hours.

Can you high alch Adamant seeds for profit? Not at the moment — the alch value is 180 gp and a nature rune costs 142 gp, so it only pays below 38 gp.

Do you need members for Adamant seeds? Yes, Adamant seeds are members-only.