GUNWATCHER.COM

	Aug, 2026 August 2026	Jul, 2026 July 2026	Jun, 2026 June 2026
NEW	View Current Value	$1,188.25 ( + $110.04 )	$1,078.21
USED	View Current Value	$642.82 ( - $100.84 )	$743.66

SOLD GUNS

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New
Used

Price	Item	Condition	Date Sold
$505.00	5 56MM NATO SIG SAUER M400 AR 15 56 1 7 TWIST BARREL AMBI MAG RELEASE 16 INCH	New
$999.99	5 56MM NATO SIG SAUER M400 FORGE W RED DOT 556NATO 798681744114 SIRM40055616FOR 16 INCH BARREL RM400 556N 16B	New
$854.97	5 56MM NATO SIG SAUER M400 TREAD SEMI AUTO RIFLE 798681688005 1866184 RM400 16B TRD V2	New
$1,199.00	5 56MM NATO SIG SAUER M400 SCORPION PISTOL IN 56 RARE COLLECTIBLE 11 INCH BARREL PM400 11B SCPN	New
$1,349.99	5 56MM NATO M400 PISTOL SIG SAUER SDI 56 11 PM400 11B BLK 798681698967 INCH BARREL	New
$1,199.99	5 56MM NATO M400 PISTOL SIG SAUER FORGE AR15 11 PM400 556N 11B 798681744107 INCH BARREL	New
$1,500.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 11 BARREL 798681619542 INCH PM400 11B TRD	New
$949.99	5 56MM NATO SIG SAUER M400 TREAD V2 56 11 798681698950 PM400 11B TRD PISTOL	New
$1,176.00	M400 TREAD PREDATOR SIG SAUER OLD STOCK RED LABEL GLOCK 31 GEN 4 357 IN BOX FACTORY CRISP	New
$750.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL BLACK WITH VIRIDIAN HS1 LASER	New
$1,633.75	SIG SAUER M400 SDI X PISTOL SEMI AUTOMATIC 5 56 NATO 11 BARREL BLACK FINISH BRACE M LOK HANDGUARD AMBIDEXTROUS 30 ROUND CAPACITY 798681698967	New
$1,349.99	5 56MM NATO M400 PISTOL SIG SAUER SDI 56 11 PM400 11B BLK 798681698967 INCH BARREL	New
$1,499.99	SIG SAUER M400 SDI 5 56 NATO 11 PISTOL W MAGPUL BRACE PM400 11B BLK 798681698967	New
$800.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 11 BARREL 798681619542 INCH PM400 11B TRD	New
$1,274.99	5 56MM NATO SIG SAUER M400 SDI X PISTOL 56 MM 798681698967 11 INCH BARREL	New
$705.99	5 56MM NATO M400 PISTOL SIG SAUER 20TH SPECIAL FORCES EXCLUSIVE 56	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 56 798681698967 PM400 11B BLK 11 INCH BARREL SERIES	New
$999.99	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD V2 56 PM400 11B TRD 798681698950 11 INCH BARREL TR	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI 11 56 PM400 11B BLK	New
$1,062.20	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$799.99	5 56MM NATO SIG SAUER M400 TREAD PISTOL BLACK WITH VIRIDIAN HS1 LASER 11 INCH BARREL	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 56 798681698967 PM400 11B BLK 11 INCH BARREL SERIES	New
$750.00	5 56MM NATO SIG SAUER M400 TREAD PISTOL NIGHT TIGER STRIPE WITH VIRIDIAN HS1 LASER 11 INCH BARREL	New
$849.99	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD AR 15 PISTOL 56 223 11 BARREL BLACK 798681619542 INCH	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 56 798681698967 PM400 11B BLK 11 INCH BARREL SERIES	New
$1,499.99	SIG SAUER M400 SDI X 5 56 NATO 11 5IN SEMI AUTO PISTOL PM400 11B BLK 798681698967 SIGS	New
$1,000.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 56	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
$999.99	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,225.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 56	New
$1,062.20	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,099.99	TREAD M400 PISTOL SIG SAUER 5 56 NATO 11 BARREL BRACE FLASH HIDER 30 ROUNDS 798681698950	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER AR15 56 798681698967 PM400 SDI 11B BLK 11 INCH BARREL	New
$1,125.00	5 56MM NATO M400 PISTOL SIG SAUER SDI 56	New
$939.00	OTHER MODEL 5 56MM NATO SIG SAUER M400 TREAD PISTOL 556NATO 798681698950 PM400 11B TRD V2 11 INCH BARREL	New
$1,499.99	SIG SAUER PM400SDI11BBLK M400 SDI 5 56 NATO 30+1 11 50IN BLACK FNC CHROME 798681698967 TSW\|169084	New
$809.99	5 56MM NATO SIG SAUER TREAD M400 PISTOL 56 MM 798681698950 11 INCH BARREL	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
$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
$1,465.85	M400 SDI PISTOL 5 56 11 5IN FDE 1 30 RD 798681714452 IRV\|1010010 PM400 11B	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
$1,261.00	45 ACP SCARCE 1 OF 400 TALO COLT GOVERNMENT M1991A1 O D GREEN SPECIAL EDITION	New
$925.00	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56 WITH ROMEO MSR GEN II INCLUDED 798681698950 PM40011BTRDV2	New

Price	Item	Condition	Date Sold
	5 56MM NATO SIG SAUER M400 AR15 56 16 INCH BARREL	Used
	5 56MM NATO SIG SAUER M400	Used
	5 56MM NATO SIG SAUER M400 X SERIES – 56 16 INCH BARREL	Used
	M&P SHIELD SMITH & WESSON 40 S&W W HOLSTER 400 0111 022188885118	Used
	300 AAC BLACKOUT 7 62X35MM SIG SAUER M400 SPARTAN 9 AR PISTOL W ROMEO 5 1¢	Used
	5 56MM NATO M400 TREAD PISTOL SIG SAUER 11 SEMI AUTOMATIC AR 15 TI 4472	Used
	40 S&W M400 TREAD PREDATOR 2 SIG SAUER CERTIFIED PRE OWNED P320F 4 7 BBL WITH EXC NS MAGS 798681523085 UD320F B1 INCH BARREL	Used
	OTHER MODEL 5 56MM NATO PALMETTO STATE ARMORY PSA AR PISTOL W SIG M400 11 UPPER AND ROMERO 7 OPTIC INCH BARREL	Used
	450 400 NITRO EXP SIG SAUER M18 DOD MILITARY CONTRACT OVERRUN TC PREFIX 3 INCH BARREL	Used
	5 56MM NATO SIG SAUER M400 PISTOL IN 56 CAL	Used
	9MM LUGER M400 TREAD PREDATOR 2 SIG SAUER SIGNATURE CANIK METE SF APOCALYPSE 4 19 +2 MAGS & ORIG CASE HG5637AP N	Used
	9MM LUGER M400 TREAD PREDATOR 2 SIG SAUER GLOCK 19 GEN2 G19 GEN 4 02 +2MAGS & ORIG CASE +NIGHT SIGHTS	Used
	9MM LUGER M&P9 SHIELD EZ SMITH & WESSON M2 0 ITEM P 400 UKO24 12260 022188879216	Used
	5 56MM NATO M400 PISTOL SIG SAUER SIGM400 56 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER SWITCHBLADE 10 FOLDING BRACE ROMEO5XDR INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER SDI 11	Used
	5 56MM NATO M400 PISTOL SIG SAUER SIGM400 AR 56 11 BBL 1 MAG CAMO	Used
	M400 PISTOL SIG SAUER 5 56MM 11 SEMI AUTOMATIC AR 15 TI 3932 798681698967	Used
	M&P380 SHIELD EZ SMITH & WESSON 380 M2 0 ACP ITEM P 400 UKO25 16843 022188869743	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56NATO 11 INCH BARREL	Used
	ASTRA M400 9MM LARGO	Used
	5 56MM NATO M400 PISTOL SIG SAUER 56 11 5” ROMEO MSR RED DOT IRON SIGHTS INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD 56NATO 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER SIGM400 AR 11 INCH BARREL	Used
	SIG SAUER SIGM400 TREAD 5 56 NATO AR 15 AR15 11 M400 TARGET PISTOL +3 MAGS	Used
	5 56MM NATO M400 PISTOL SIG SAUER SDI X 11 INCH BARREL	Used
	5 56MM NATO SIGM400 SIG SAUER M400 PISTOL 76130	Used
	9MM LARGO M&P9 SHIELD PLUS CARRY COMP PERFORMANCE CENTER SMITH & WESSON THIS IS AN AMAZING FIREARM AND SHOT LESS THAN 400 ROUNDS 4 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER 56 11 BBL SB TACTICAL BRACE EXC INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER 56	Used
	5 56MM NATO M400 PISTOL SIG SAUER SPRINGFIELD ARMORY XD 45 ACP 4 BBL 13+1 EXTENDED CAPACITY GRIP SAFETY US574190 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER TREAD AR 15 56 11 BARREL WITH RED GREEN OPTIC 10 INCH	Used
	SIG SAUER SIGM400 PISTOL 5 56 NATO 11 AR 15 AR15 M400	Used
	5 56MM NATO SIG SAUER M400 PISTOL 56NATO 11 INCH BARREL	Used
	SIG SAUER M400 TREAD PISTOL V2 M 400 5 56 NATO AR 15 AR15 11 PM400 11B TRD	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
	STERLING ARMS CORP MODEL 400 MARK II 3 6 STAINLESS M400 MKII 2 DA SA	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
	RARE ASTRA 400 M1921 9MM LARGO 5 INCH BARREL	Used
	OTHER MODEL STERLING ARMS 400 380 ACP M400 70S COMPACT SEMI AMERICAN PPK	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

M400 GUN VALUES

CURRENT MARKET PRICE

SOLD GUNS

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