4,276gp
4,001gp
275gp
+190gp
—
—
Price history
1 points · hover for detail
- 30D low
- 4,001
- 30D high
- 4,276
- Volatility
- 6.6%
Flip calculator
Includes the 2% Grand Exchange tax
+190gp
+190 per item · +4.75% ROI
- Capital required
- 4,001 gp
- Gross revenue
- 4,276 gp
- GE tax (2%, 85/item)
- − 85 gp
- Break-even sell
- 4,082 gp
Item data
- High alchemy
- 3,600 gp15.8% below market
- Low alchemy
- 2,400 gp
- Shop value
- 6,000 gp
- Weight
- 1.36 kg
- Skill / type
- Melee
- Combat
- Melee · Stab Sword · 5 ticks
- Stack / note
- Not stackable · noteable
- Released
- Apr 11, 2019
About Dual sai
The Dual sai is a members-only weapon in Old School RuneScape.
"A pair of aggressive Sai"
Over the last 30 days it traded between 3,540 and 387,619 gp on the Grand Exchange, averaging 26,985 gp. About 55 units changed hands per day. The price is up 4.0% across that window. The Grand Exchange buy limit is 8 every 4 hours. Selling one at the average price costs 539 gp in Grand Exchange tax.
Casting High Level Alchemy returns 3,600 gp, which is 86.7% below the 30-day average price, so alching a bought one loses money.
How to get Dual sai
Only Reward casket (hard) (1/1,625) drops Dual sai.
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Reward casket (hard) | 1/1,625 | 1 |
Dual sai price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 59,690 | 4,125 | 387,619 | 665 |
| September 2026 | 4,886 | 2,709 | 6,581 | 1,568 |
| August 2026 | 3,444 | 1,849 | 5,377 | 1,838 |
| July 2026 | 7,770 | 2,210 | 52,615 | 1,681 |
| June 202621d | 4,476 | 3,378 | 10,827 | 3,729 |
| May 20262d | 4,491 | 4,016 | 4,965 | 57 |
| April 20261d | 4,407 | 4,407 | 4,407 | 30 |
| March 2026 | 4,622 | 3,225 | 5,723 | 16,695 |
| February 2026 | 4,694 | 2,268 | 7,163 | 16,105 |
| January 2026 | 4,539 | 2,920 | 6,348 | 17,856 |
Across 10 months of recorded prices Dual sai ranged from 1,849 gp in August 2026 to 387,619 gp in October 2026, measured over 216 trading days.
The 30-day average of 26,985 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
