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Sig Sauer M18 9mm Night Sights, 3.9 in., 17rd, Copper Brown Cerakote
Sig Sauer

Sig Sauer M18 9mm Night Sights, 3.9 in., 17rd, Copper Brown Cerakote

  • 9mm
  • 17rd
  • 3.9 in.
  • Striker-fired
  • 7% below usual
$805.90Usually $862.69

Save $56.79

Lower than usual: it usually sells for $862.69, its median price over the last 90 days.

$785.95 + $19.95 shipping to your FFL dealer, before tax and the transfer fee. 13% under MSRP.

Keystone Shooting Supply

Lowest of 3 stores

4.8 (24.5K), in stock,

Buy at Keystone Shooting Supply(opens the store in a new tab)

Compare 4 stores

3 in stock.

Ranked by landed price: the item plus shipping to you, before tax.

Stores selling Sig Sauer M18 9mm Night Sights, 3.9 in., 17rd, Copper Brown Cerakote, ranked by landed price
StoreLanded priceVersus bestStockStore link
Keystone Shooting Supply4.8
$805.90Best priceIn stockBuy at Keystone Shooting Supply (opens in a new tab)
Black Canyon Arms4.3
$817.49+$11.59Not reportedBuy at Black Canyon Arms (opens in a new tab)
Ridgeline Arms4.8
$833.48+$27.58In stockBuy at Ridgeline Arms (opens in a new tab)
Great Lakes Tactical4.4
$857.94Not availableOut of stockView at Great Lakes Tactical (opens in a new tab)

Guns ship to a licensed dealer (FFL) near you for pickup. Landed prices include shipping to the dealer, not their transfer fee.

Price history

The lowest price and each store's own, every day for 2 years.

Usual
$862.69
90-day median
90-day low
$746.36
90-day high
$984.19
2-year low
$711.44
Apr 1, 2026
Unchanged for
5 days
Since Oct 15, 2026
Every price change (123 in 2 years)
Every change of the lowest landed price, newest first
DateLowest priceChange
Oct 15, 2026$805.90Up 8.0%
Oct 14, 2026$746.36Down 6.2%
Oct 13, 2026$796.04Down 19.1%
Oct 12, 2026$984.19Up 16.2%
Oct 7, 2026$846.75Down 3.3%
Sep 26, 2026$875.49Up 5.2%
Sep 23, 2026$832.23Down 2.0%
Sep 19, 2026$849.44Down 4.8%
Sep 16, 2026$892.66Up 14.7%
Sep 14, 2026$778.52Down 8.5%
Sep 9, 2026$850.77Down 0.6%
Sep 5, 2026$855.56Up 2.4%
Aug 25, 2026$835.12Down 3.1%
Aug 24, 2026$861.78Down 2.6%
Aug 16, 2026$885.13Up 2.6%
Aug 14, 2026$862.69Down 3.6%
Aug 1, 2026$895.12Up 2.3%
Jul 24, 2026$874.60Up 2.5%
Jul 11, 2026$853.03Up 12.1%
Jul 6, 2026$760.79Down 11.9%
Jun 25, 2026$863.67Down 2.9%
Jun 7, 2026$889.47Up 15.8%
Jun 6, 2026$768.02Down 12.1%
May 31, 2026$873.95Up 2.7%
May 29, 2026$850.63Down 0.1%
May 18, 2026$851.18Down 2.9%
May 10, 2026$876.66Down 11.0%
May 9, 2026$985.44Up 18.3%
May 1, 2026$833.17Down 9.2%
Apr 27, 2026$917.83Up 18.0%
Apr 22, 2026$777.83Down 13.2%
Apr 20, 2026$895.70Up 0.3%
Apr 15, 2026$893.02Up 2.1%
Apr 13, 2026$874.32Up 3.4%
Apr 5, 2026$845.46Down 12.6%
Apr 2, 2026$967.87Up 36.0%
Mar 31, 2026$711.44Down 21.2%
Mar 26, 2026$902.83Down 5.1%
Mar 20, 2026$951.67Up 4.5%
Mar 9, 2026$910.27Up 0.3%
Mar 8, 2026$907.19Up 18.5%
Feb 12, 2026$765.51Down 14.3%
Feb 3, 2026$892.99Up 23.8%
Jan 30, 2026$721.04Down 16.4%
Jan 21, 2026$862.66Down 4.7%
Jan 16, 2026$905.04Down 3.5%
Jan 12, 2026$938.09Up 6.4%
Jan 10, 2026$881.47Down 4.0%
Jan 3, 2026$918.29Up 12.6%
Dec 28, 2025$815.73Down 4.9%
Dec 23, 2025$857.44Up 10.9%
Dec 2, 2025$772.86Down 25.6%
Nov 26, 2025$1,038.65Up 12.5%
Nov 25, 2025$922.97Up 23.6%
Nov 12, 2025$746.75Down 15.3%
Nov 7, 2025$882.02Down 7.7%
Nov 2, 2025$955.37Up 25.1%
Oct 29, 2025$763.70Down 17.8%
Oct 28, 2025$928.57Down 3.4%
Oct 21, 2025$960.98Up 5.3%
Oct 19, 2025$912.89Down 0.1%
Oct 14, 2025$913.36Down 6.6%
Oct 11, 2025$977.81Down 7.5%
Oct 7, 2025$1,057.59Up 34.8%
Oct 6, 2025$784.63Down 20.2%
Oct 5, 2025$983.02Up 11.2%
Sep 29, 2025$884.27Down 2.7%
Sep 23, 2025$909.05Up 21.8%
Sep 12, 2025$746.11Down 18.5%
Sep 9, 2025$916.03Down 8.5%
Sep 6, 2025$1,000.98Up 9.2%
Sep 4, 2025$916.24Up 12.0%
Sep 2, 2025$818.12Down 20.4%
Aug 25, 2025$1,027.29Up 26.1%
Aug 21, 2025$814.76Down 16.3%
Aug 12, 2025$973.72Up 6.2%
Aug 7, 2025$917.15Down 0.7%
Aug 2, 2025$924.03Up 1.4%
Jul 31, 2025$911.59Down 3.6%
Jul 24, 2025$945.18Up 14.4%
Jul 23, 2025$826.46Down 10.8%
Jul 12, 2025$926.93Up 2.3%
Jul 4, 2025$906.28Down 0.1%
Jun 26, 2025$907.05Down 12.8%
Jun 20, 2025$1,040.28Up 7.1%
Jun 18, 2025$971.09Up 5.3%
Jun 17, 2025$922.36Up 8.6%
Jun 14, 2025$849.26Down 10.3%
Jun 4, 2025$947.13Up 9.0%
May 30, 2025$869.19Down 5.5%
May 24, 2025$919.39Down 0.2%
May 17, 2025$921.16Down 4.2%
May 10, 2025$961.65Down 1.5%
May 7, 2025$976.79Down 0.7%
Apr 27, 2025$983.68Up 10.0%
Apr 6, 2025$894.12Down 2.1%
Mar 22, 2025$913.30Down 5.3%
Mar 12, 2025$964.18Down 12.2%
Mar 8, 2025$1,098.12Up 8.5%
Mar 2, 2025$1,012.54Up 9.7%
Mar 1, 2025$923.30Up 20.9%
Feb 28, 2025$763.66Down 19.9%
Feb 25, 2025$953.95Up 2.0%
Jan 30, 2025$934.86Down 10.8%
Jan 27, 2025$1,048.60Up 27.8%
Jan 24, 2025$820.21Down 25.7%
Jan 15, 2025$1,103.34Up 14.7%
Jan 5, 2025$962.22Down 9.7%
Dec 30, 2024$1,065.44Up 11.9%
Dec 28, 2024$952.20Up 0.6%
Dec 24, 2024$946.26Down 3.3%
Dec 20, 2024$978.56Up 2.5%
Dec 18, 2024$954.50Up 10.6%
Dec 17, 2024$862.80Down 11.7%
Dec 13, 2024$976.60Down 0.4%
Dec 11, 2024$980.60Up 15.7%
Dec 2, 2024$847.59Down 13.4%
Nov 30, 2024$979.22Down 5.8%
Nov 29, 2024$1,040.01Up 7.9%
Nov 21, 2024$963.92Down 5.5%
Nov 18, 2024$1,019.93Up 3.0%
Nov 15, 2024$989.98Up 0.2%
Nov 11, 2024$988.46Up 6.3%

About this product

The Sig Sauer M18 9mm Night Sights is a handgun chambered in 9mm Luger, with a striker-fired action, a 3.9-inch barrel and a 17-round capacity. This listing is the copper Brown Cerakote finish in the night sights configuration, new. Guns ship to a licensed dealer (FFL) near you, who runs the background check and hands it over; their transfer fee is separate.

Caliber
9mm Luger
Type
Handgun
Action
Striker-fired
Capacity
17 rounds
Barrel length
3.9 in.
Finish
Copper Brown Cerakote
Configuration
Night sights
Condition
New
$805.907% below usual
at Keystone Shooting Supply
Buy now at Keystone Shooting Supply(opens the store in a new tab)