Black sq shield trades around 490 gp now, +14.6% this week, 7-day range 160–661.
Flippers place a buy offer near the low and sell near the high.
“A medium square shield.”
Black sq shield last traded at 560 gp (insta-buy) and 420 gp (insta-sell) on the Grand Exchange. After the GE tax on a sale, that leaves a margin of 129 gp per item. 1,260 were traded in the last 24 hours. It is available to free-to-play players.
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.
High alch: 691 gp − 560 gp to buy − 138 gp nature rune = -7 gp per cast. Best items to alch →
Tax: Selling one at 560 gp costs 11 gp in tax (2% of the sale price, rounded down, capped at 5m gp). Tax-exempt items →
Black sq shield last sold for 420 gp (instant sell) and was last bought for 560 gp (instant buy) on the Grand Exchange.
You can buy 125 Black sq shield every 4 hours. The 4 hours start from your first purchase, and only buying counts towards the limit.
High alchemy turns Black sq shield into 691 gp. Buying one at 560 gp and casting with a nature rune at 138 gp costs 698 gp. That is a loss of 7 gp per cast at the latest prices, so it is not worth alching for profit right now.
No. Selling one at 560 gp costs 11 gp in tax (2% of the sale price, rounded down, capped at 5m gp).
The highest daily guide price on record for Black sq shield is 1,165 gp, on 28 Mar 2015. The lowest is 370 gp, on 21 Jul 2026.