Mahogany plank price in OSRS — live Grand Exchange data

About Mahogany plank

In game it is examined as “A plank of expensive mahogany.” Mahogany plank is members-only, so a membership is needed to trade or use it. The base game value is 1,500 gp, which is what shops price from rather than what players pay.

Mahogany plank buy limit

The Grand Exchange lets one account buy 13,000 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 25,675,000 gp at the 1,975 gp price recorded on 11 October 2026. The limit is per account and resets on a rolling 4-hour timer.

GE tax on Mahogany plank

Selling at 1,975 gp costs 39 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 Mahogany plank

High alchemy turns one Mahogany plank into 900 gp. With a nature rune at 142 gp that only pays below 758 gp, and Mahogany plank is 1,975 gp — so alching it loses 1,217 gp a cast right now.

How much Mahogany plank trades

Mahogany plank sees about 1.08M trades a day, which makes it one of the busiest items on the Grand Exchange — orders at a fair price fill in minutes. That is roughly 83 times the 13,000 buy limit.

Mahogany plank FAQ

How much is Mahogany plank in OSRS? Mahogany plank is 1,975 gp on the Grand Exchange as of 11 October 2026, with an insta-sell of 1,970 gp. The chart above is live.

What is the buy limit for Mahogany plank? 13,000 every 4 hours.

Can you high alch Mahogany plank for profit? Not at the moment — the alch value is 900 gp and a nature rune costs 142 gp, so it only pays below 758 gp.

Do you need members for Mahogany plank? Yes, Mahogany plank is members-only.