GUNWATCHER.COM

	Dec, 2025 December 2025	Nov, 2025 November 2025	Oct, 2025 October 2025
NEW	View Current Value	$990.99 ( - $17.09 )	$1,008.08
USED	View Current Value	$728.25 ( + $50.32 )	$677.93

SOLD GUNS

View All Sold Data

New
Used

Price	Item	Condition	Date Sold
$511.00	5 56MM NATO SIG SAUER M400 56 BLACK 16 DEPENDABLE PERFORMANCE HH 9 14	New
$607.00	5 56MM NATO 01 SIG SAUER M400 TREAD V2 RIFLE 56 223 REM 16 30RD 798681688005 RM400 16B TRD INCH BARREL	New
$805.00	5 56MM NATO M400 TREAD SIG SAUER V2 56 MOSS GREEN AR 15 16 INCH BARREL	New
$1,079.99	SIG SAUER M400 TREAD V2 5 56MM SEMI AUTO RIFLE 798681688012 1870201 RM400 16B TRD V2G	New
$1,000.00	5 56MM NATO SIG SAUER M400 PISTOL SIGTAC ARM BRACE 11 INCH BARREL	New
$999.00	5 56MM NATO M400 PISTOL OLD STOCK SIG SAUER SWAT 56 AR15	New
$855.00	5 56MM NATO 2023 SIG SAUER M400 TREAD 56NATO BLACK 16 OUTSTANDING SEMI AUTO RIFLE BL11	New
$1,119.99	SIG SAUER M400 5 56 NATO SEMI AUTO RIFLE 798681654857 722067956 WRM400556N16BPROLE	New
$1,199.99	5 56MM NATO SIG SAUER M400 TREAD V2 56 798681688012 RM400 16B TRD V2G 16 INCH BARREL	New
$949.99	5 56MM NATO SIG SAUER M400 TREAD V2 56 BLACK 16 RM400 16B TRD 798681688005	New
$1,299.99	SIG SAUER M400 ROSE XSERIES 5 56NATO 16 RIFLE M LOK HG 2 30RD MAGS RM400 798681716593 16B R5X2	New
$850.00	5 56MM NATO M400 PISTOL SIG SAUER SIGM400 TREAD 223 56 PM400 11B TRD 798681619542	New
$935.93	SIG SAUER M400 TREAD PISTOL 11 5 56 NATO 798681698950 PM400 11B TRD V2	New
$1,403.00	300 AAC BLACKOUT 7 62X35MM M400 PISTOL SIG SAUER 9'' 13 347 187 9 INCH BARREL	New
$1,504.00	SIG SAUER PM400 SDI 11B FDE 5 56 NATO M400 PISTOL 11 1 798681714452 BA1199876	New
$999.99	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD V2 56 PM400 11B TRD 798681698950 11 INCH BARREL TR	New
$725.00	5 56MM NATO SIG SAUER M400 TREAD PISTOL BLACK WITH VIRIDIAN HS1 LASER 11 INCH BARREL	New
$1,028.34	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$925.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56 WITH ROMEO MSR GEN II INCLUDED 798681698950 PM40011BTRDV2	New
$625.00	5 56MM NATO SIG SAUER M400 TREAD 56 223 11 IN PISTOL & BRACE STORE DEMO INCH BARREL	New
$896.99	OTHER MODEL SIG SAUER M400 TREAD PISTOL 11 5 56 NATO 798681698950 PM400 11B TRD V2	New
$1,349.99	5 56MM NATO M400 PISTOL SIG SAUER SDI 11 56 798681698967 PM400 11B BLK	New
$880.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 11 556NATO PM400 11B BLK INCH BARREL	New
$892.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 11 556NATO PM400 11B BLK INCH BARREL	New
$905.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 11 556NATO PM400 11B BLK INCH BARREL	New
$999.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$521.00	5 56MM NATO M400 TREAD SIG SAUER SAUR PM400 11B TRD 56 PISTOL 11 IN PM00	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 56 PM400 11B BLK 798681698967 11 INCH BARREL	New
$899.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$899.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$899.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$601.00	5 56MM NATO M400 PISTOL SIG SAUER PM400 56 223 11 50 BBL W BOX INCH BARREL	New
$1,099.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$965.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD 56 798681619542 BARREL LENGTH	New
$850.00	5 56MM NATO SIG SAUER M400 TREAD PISTOL ARTIC CAMO WITH MATCHING VIRIDIAN HS1 LASER 11 INCH BARREL	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 56 PM400 11B BLK 798681698967 11 INCH BARREL	New
$999.99	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$999.99	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,649.00	5 56MM NATO M400 PISTOL SIG SAUER 556NATO AR15 11 798681698967 PM400 SDI 11B BLK INCH BARREL	New
$899.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 556NATO 11 798681698950 PM400 11B TRD V2 INCH BARREL	New
$600.00	5 56MM NATO SIG SAUER M400 TREAD 56 11 50” 30+1 2 0 PISTOL BRACE INCH BARREL	New
$900.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 56 30+1 11 50 798681698950 PM400 11B TRD V2	New
$561.00	5 56MM NATO M400 PISTOL SIG SAUER 56 AR NOS DISPLAY 798681619542 10 INCH BARREL PM400 11B TRD	New
$750.00	5 56MM NATO M400 PISTOL SIG SAUER PM400 56 223 11 50 BBL W BOX INCH BARREL	New
$700.97	5 56MM NATO SIG SAUER M400 TREAD 56 11 50” 30+1 2 0 PISTOL BRACE INCH BARREL	New
$1,499.99	OTHER MODEL SIG M400 SDI PISTOL 798681698967 PM400 11B BLK 5 56	New
$750.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 56 30+1 11 50 798681698950 PM400 11B TRD V2	New
$1,024.71	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,088.75	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,049.40	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,088.75	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,088.75	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,161.33	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,024.71	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,499.99	OTHER MODEL 5 56MM NATO SIG SAUER M400 SDI X PISTOL 56 11 30+1 PM400 11B BLK 798681698967 INCH BARREL	New
$1,499.99	OTHER MODEL 5 56MM NATO SIG SAUER M400 SDI X PISTOL 11 56 798681698967 PM400 11B BLK INCH BARREL	New
$600.00	5 56MM NATO SIG SAUER M400 TREAD 56 11 50” 30+1 2 0 PISTOL BRACE INCH BARREL	New
$800.00	5 56MM NATO SIG SAUER M400 TREAD PISTOL OLIVE DRAB CERAKOTE MATCHING VIRIDIAN HS1 LASER 11 INCH BARREL	New

Price	Item	Condition	Date Sold
	5 56MM NATO M400 PISTOL SIG SAUER TREAD AR 15 56 11 BARREL WITH RED GREEN OPTIC 10 INCH	Used
	5 56MM NATO SIG SAUER M400 56X45MM RIFLE	Used
	SIG SAUER M400 ROSE 5 56 NATO AR 15 AR15 16 +2 MAGS ORIG BOX & OPTIC RM400 16B R5X2	Used
	5 56MM NATO 2016 SIG SAUER M400 ENHANCED 56 16 DEPENDABLE FEATURE RICH RIFLE HH 11 23	Used
	SIG SAUER SIGM400 PISTOL 5 56 NATO 11 AR 15 AR15 M400	Used
	5 56MM NATO SIG SAUER M400 56 GREAT 16 INCH BARREL	Used
	SIG SAUER M400 TREAD V2 5 56 NATO AR 15 AR15 16 SIGM400 +2 MAGS & ORIG BOX RM400 16B TRD CA	Used
	5 56MM NATO SIG SAUER M400 PISTOL 56NATO 11 INCH BARREL	Used
	5 56MM NATO M400 TREAD COIL SIG SAUER SNAKEBITE 56 16” 01	Used
	5 56MM NATO SIG SAUER M400 VARMINTER RM400 H22SS VAR AR 15 223 REM 22 2013 14 798681456536 INCH BARREL	Used
	5 56MM NATO SIG SAUER POLICE IN M400 AR 15 56 WITH EOTECH	Used
	SIG SAUER M400 TREAD PISTOL V2 M 400 5 56 NATO AR 15 AR15 11 PM400 11B TRD	Used
	5 56MM NATO SIG SAUER M400 TREAD 56 16 1 8 BARREL 30 ROUND M 400 ROMEO5 RED DOT VG6 BGP015149 INCH	Used
	5 56MM NATO SIG SAUER M400 TREAD SNAKEBITE SE	Used
	5 56MM NATO SIG SAUER M400 TREAD 56 223 REMINGTON 16 SEMI AUTO RIFLE BLACK 798681597765 RM400 16B TRD INCH BARREL	Used
	5 56MM NATO SIG SAUER M400 SDI 56 TANGO4 OPTIC VTAC HANDGUARD AR 15 25080263 16 INCH BARREL	Used
	300 AAC BLACKOUT 7 62X35MM SIG SAUER M400 PISTOL 9 INCH BARREL	Used
	300 AAC BLACKOUT 7 62X35MM M400 PISTOL SIG SAUER 9 5 W BRACE	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56 AR VORTEX 556 223 MAGPUL D60 11 37490	Used
	5 56MM NATO M400 PISTOL SIG SAUER 56 11 SEMI AUTOMATIC W MAGAZINE 23522053175 P12 10 22 IL	Used
	OTHER MODEL SIG SAUER M400 TREAD SEMI AUTO PISTOL 5 56	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56NATO 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER 11” 56 LAW FOLDER 11 INCH BARREL	Used
	5 56MM NATO SIG SAUER M400 PISTOL 56 AR 15 0 01	Used
	5 56MM NATO SIG SAUER M400 PISTOL 56 BRAVO3 OPTIC 10 65561 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER M 400 AR15 AR 15 SCORPION 11 1¢	Used
	SIG SAUER SIGM400 5 56 NATO AR 15 AR15 11 M400	Used
	5 56MM NATO M400 PISTOL SIG SAUER COMES W RED DOT & SOFT CASE CHAMBERED IN 56 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD UNFIRED W BRACE+BOX	Used
	5 56MM NATO M400 PISTOL SIG SAUER SDI 56	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 11 56 1¢ INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD BLK 11 BBL 56X45 BOX 1 10 RD MAG W S 99605800 INCH BARREL	Used
	SIG SAUER M400 TREAD PISTOL 5 56 11 BARREL 0899 U	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56 AS 99605598	Used
	5 56MM NATO SIG SAUER M400 PISTOL 56 W 5X MAGNIFIER & RED DOT	Used
	SIG SAUER SIGM400 TREAD 5 56 NATO AR 15 AR15 M400	Used
	5 56MM NATO SIG SAUER M400 FDE CENTERFIRE PISTOL WITH SB15 STABILIZING BRACE RA10 454 11 INCH BARREL	Used
	SIG SAUER M400 PISTOL 5 56MM NATO DURYS # 25621	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 11 AR	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56NATO 11 INCH BARREL	Used
	OTHER MODEL 5 56MM NATO RARE 2017 SIG SAUER M400 SCORPION 56 11 5” ROMEO5 TROY RAVE TRIGGER	Used
	SIG SAUER M400 5 56 NATO AR PISTOL 15 11 M 400 2MAGS	Used

SIG M400 GUN VALUES

CURRENT MARKET PRICE

SOLD GUNS

IN STOCK NOW