GUNWATCHER.COM

	Sep, 2026 September 2026	Aug, 2026 August 2026	Jul, 2026 July 2026
NEW	View Current Value	$975.08 ( - $157.00 )	$1,132.07
USED	View Current Value	$675.39 ( + $5.19 )	$670.20

SOLD GUNS

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New
Used

Price	Item	Condition	Date Sold
$999.99	5 56MM NATO SIG SAUER M400 FORGE 798681744107 SGPM400 556N 11B RM400556N11BFORGE	New
$1,499.99	5 56MM NATO M400 PISTOL SIG SAUER SDI X 798681698967 PM400 11B BLK 11 INCH BARREL	New
$999.99	5 56MM NATO SIG SAUER M400 FORGE 798681744107 SGPM400 556N 11B RM400556N11BFORGE	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

Price	Item	Condition	Date Sold
	5 56MM NATO SIG SAUER M400 TREAD AR 15 PISTOL 11 BBL 56 INCH BARREL	Used
	SIG SAUER 22 LR M400 PRO HAMMERLI TRAILSIDE COMPETITION 22LR CALIBER PISTOL WITH CASE DJ	Used
	45 ACP POLICE IN SMITH & WESSON M&P2 0 45ACP 400 0096 022188892932	Used
	5 56MM NATO SIG SAUER M400 56 PISTOL 798681744107	Used
	5 56MM NATO M400 SDI X SIG SAUER SERIES 56 AR 15 AR15 11 M 400 +RED DOT OPTIC PM400 11B BLK	Used
	5 56MM NATO M400 SDI X SIG SAUER SEMI AUTOMATIC PISTOL 56NATO 12824	Used
	5 56MM NATO SIG SAUER M400 TREAD 56 11 STREAMLIGHT PROTAC HOLOSUN 510C 30+1 INCH BARREL	Used
	SIG SAUER 5 56MM NATO M400 PRO SIGM400 AR PISTOL 56 W 4 MAGS P31021397 11 INCH BARREL	Used
	5 56MM NATO M400 PISTOL SIG SAUER PM400 AR B5 TRIJICON OPTIC BEAUTIFUL 11 INCH BARREL 11B FDE	Used
	5 56MM NATO SIG SAUER M400	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

M400 GUN VALUES

CURRENT MARKET PRICE

SOLD GUNS

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