Gielinor's Ledger
Dragon harpoon

Dragon harpoon

A very powerful harpoon.

MembersBuy limit 5WeaponsWeapon
Insta-buy

1,918,113gp

Insta-sell

1,840,896gp

Spread

77,217gp

4.19%
Margin

+38,855gp

+2.11% ROI
Volume

—

Trend

—

Price history

1 points · hover for detail

Insta-buy (high)Insta-sell (low)Spread

Volume · units traded

30D low
1,840,896
30D high
1,918,113
Volatility
4.1%

Flip calculator

Includes the 2% Grand Exchange tax

gp
gp
units
Net profitProfitable

+38,855gp

+38,855 per item · +2.11% ROI

Capital required
1,840,896 gp
Gross revenue
1,918,113 gp
GE tax (2%, 38,362/item)
− 38,362 gp
Break-even sell
1,878,465 gp

Item data

High alchemy
33,000 gp98.3% below market
Low alchemy
22,000 gp
Shop value
55,000 gp
Weight
2.267 kg
Skill / type
Melee
Combat
Melee · Stab Sword · 5 ticks
Stack / note
Not stackable · noteable
Released
Jan 5, 2017

About Dragon harpoon

The Dragon harpoon is a members-only weapon in Old School RuneScape.

"A very powerful harpoon"

Over the last 30 days it traded between 1,892,715 and 2,292,008 gp on the Grand Exchange, averaging 2,056,466 gp. About 496 units changed hands per day. The price is down 2.8% across that window. The Grand Exchange buy limit is 5 every 4 hours. Selling one at the average price costs 41,129 gp in Grand Exchange tax.

Casting High Level Alchemy returns 33,000 gp, which is 98.4% below the 30-day average price, so alching a bought one loses money.

How to get Dragon harpoon

3 monsters drop Dragon harpoon, most commonly Shadow Wyrm (1/2,000), Reward pool (1/8,000) and Wyrm (1/10,000).

Dropped by

MonsterRarityQuantity
Shadow Wyrm1/2,0001
Reward pool1/8,0001
Wyrm1/10,0001

Recipes

Where this item appears in crafting and processing.

Dragon harpoon price history

Daily averages rolled up per month, newest first.

Monthly average, low and high price of Dragon harpoon on the Grand Exchange
MonthAverageLowHighVolume
October 202612d1,965,9531,892,7152,019,0586,585
September 20262,119,6131,977,0172,292,00813,955
August 20262,019,9451,895,3532,190,66020,615
July 20262,373,4282,024,8172,665,97622,666
June 202621d2,482,7212,272,1222,684,34111,978
May 20262d2,761,6902,540,9132,982,466805
April 20261d2,980,6272,980,6272,980,627297
March 20262,885,0882,722,4493,036,04821,366
February 20262,863,8162,601,8983,078,45516,631
January 20262,497,0152,301,1302,787,89217,856

Across 10 months of recorded prices Dragon harpoon ranged from 1,892,715 gp in October 2026 to 3,078,455 gp in February 2026, measured over 218 trading days.

The 30-day average of 2,056,466 gp sits in the lower third of that range.

All prices in gp. Volume counts units traded across both sides of the Grand Exchange.