Black knife price - OSRS Grand Exchange

A finely balanced throwing knife. The current Old School RuneScape Grand Exchange price of Black knife is approximately 49 gp (buy 50 gp, sell 48 gp).

• Buy (insta-buy) price: 50 gp
• Sell (insta-sell) price: 48 gp
• Buy limit (4 hours): 7,000
• High alchemy value: 11 gp
• Members item: Yes

Black knife price trend, last 30 days

Over the last 30 days, Black knife has traded between 38 gp and 50 gp. The price is up 6.7% across that window, moving from about 45 gp to 48 gp, and up 14.3% over the last 7 days. The sharpest single-day move in that stretch was +22.0% on October 04, 2026.

About 2,252,615 units changed hands across those 30 trading days, an average of 75,087 per day, so Black knife is currently very liquid: offers usually fill within minutes to a quarter hour.

For flippers, the current spread is 2 gp before tax and about 1 gp per item after the 2% GE tax; a full buy-limit cycle of 7,000 ties up about 336,000 gp and can return up to 7,000 gp. Step-by-step numbers are on the how to flip Black knife page.

View the live Black knife price chart, daily volume and full history on GrandExchange.com.