Enchant onyx trades around 243 gp now, flat over 3 days, 3-day range 10–475.
Flippers place a buy offer near the low and sell near the high.
“A tablet containing a magic spell.”
Enchant onyx last traded at 475 gp (insta-buy) and 10 gp (insta-sell) on the Grand Exchange. After the GE tax on a sale, that leaves a margin of 456 gp per item. 10,002 were traded in the last 24 hours. It is a members' item.
Hourly mid price, the average of the buy and sell prices. Volume counts both sides.
Daily GE guide prices from 28 Mar 2015 to 11 Oct 2026, from the OSRS Wiki. Data as of 11 Oct 2026.
Tax: Selling one at 475 gp costs 9 gp in tax (2% of the sale price, rounded down, capped at 5m gp). Tax-exempt items →
Enchant onyx last sold for 10 gp (instant sell) and was last bought for 475 gp (instant buy) on the Grand Exchange.
You can buy 10,000 Enchant onyx every 4 hours. The 4 hours start from your first purchase, and only buying counts towards the limit.
High alchemy turns Enchant onyx into 1 gp. Buying one at 475 gp and casting with a nature rune at 138 gp costs 613 gp. That is a loss of 612 gp per cast at the latest prices, so it is not worth alching for profit right now.
No. Selling one at 475 gp costs 9 gp in tax (2% of the sale price, rounded down, capped at 5m gp).
The highest daily guide price on record for Enchant onyx is 2,950 gp, on 28 Mar 2015. The lowest is 521 gp, on 22 Jan 2025.