Blog & Insights
Expert guides on authentication and luxury collecting
Authentication Guides by Brand
Expert spotters guides for the most counterfeited luxury brands
Chanel Serial Number Guide: Every Sticker Era Decoded (1986–Present)
The complete visual guide to Chanel serial number stickers — from the opaque-film era of 1986 to the holographic tape series and the post-2019 alphanumeric format. Includes sticker appearance, number printing styles, and what to check to spot a fake.
Fake Bvlgari Jewelry: How to Authenticate B.zero1, Serpenti and Bulgari Bulgari
Bvlgari jewelry — the B.zero1 ring, Serpenti bracelet, and Bulgari Bulgari collection — is heavily faked at every price point. This guide covers hallmarks, logo engraving quality, hardware construction, and weight checks to authenticate any Bvlgari piece before buying.
AP x Swatch Royal Pop Real vs Fake: Complete Authentication Guide (2026)
The AP x Swatch Royal Pop is a Bioceramic tribute to the Royal Oak — its resale premium makes it a counterfeit target. Here's how to tell a real Royal Pop from a replica.
How to Authenticate Stone Island: Real vs Fake (2026 Guide)
The compass badge is the most-faked detail in streetwear. Learn every tell: hologram, garment tags, embroidery quality, and shadow lettering fakes get wrong.
How to Authenticate Veja Sneakers: Real vs Fake (2026 Guide)
Veja is one of the most faked sneaker brands. The V logo stitching and CWL leather stamp are the fastest tells — here's the complete authentication guide.
How to Authenticate Gentle Monster Sunglasses: Real vs Fake (2026 Guide)
Gentle Monster is the most-faked luxury eyewear brand in Asia. The acetate quality, 7-barrel hinges, and lens engraving separate genuine frames from counterfeits.
How to Authenticate a Richard Mille Watch: Real vs Fake (2026 Guide)
Richard Mille is among the most expensive watches ever made — and among the most faked. Case construction, movement finishing, and crown tube are where fakes fail.
How to Authenticate APM Monaco Jewelry: Real vs Fake (2026 Guide)
APM Monaco's price point makes it one of the most-faked jewelry brands. Enamel quality, clasp engraving, and rhodium finish are the key authentication tells.
Louis Vuitton Bum Bag Real vs Fake: Complete Authentication Guide
The Louis Vuitton Pochette Ceinture and Outdoor Bumbag are among the most faked LV pieces of the last five years. This guide covers every check — canvas alignment, date code, zipper stamps, strap hardware — so you can authenticate one before you buy.
How to Spot a Fake Supreme Box Logo Hoodie: Complete 2026 Guide
The Supreme Box Logo hoodie is the most counterfeited streetwear item in existence. This guide covers every fake tell: the print quality, Futura typography, fabric weight, interior tags, and drawstrings — everything you need to authenticate one before buying.
Balenciaga Hourglass Real vs Fake: Complete Authentication Guide
The Balenciaga Hourglass is one of the most faked contemporary it-bags. Its distinctive waisted silhouette and B logo hardware are replicated constantly. This guide covers the B hardware, handle attachment, leather quality, interior stamp, and zipper details that separate authentic bags from fakes.
Air Jordan 1 Real vs Fake: Complete Legit Check Guide (2026)
The Air Jordan 1 is the most faked sneaker in history. From Swoosh stitching to box label barcodes, this guide covers every legit check point — so you can authenticate any Jordan 1 colorway before you buy.
Cartier Love Bracelet Real vs Fake: Complete Authentication Guide
The Cartier Love bracelet is one of the most faked luxury jewelry pieces in the world. From hallmarks and weight to screw profile and engraved font, this guide covers every check an expert runs — so you can authenticate one before buying.
How to Spot Fake Off-White: Industrial Belt, Hoodie & Zip Tie Guide
Off-White is one of the most faked streetwear brands. Virgil Abloh's design language — industrial belts, zip tie tags, Arrow logos, and "QUOTES" — is constantly replicated. This guide breaks down what fakes consistently get wrong on every major Off-White piece.
Nike Dunk Real vs Fake: Complete Legit Check Guide (2026)
The Nike Dunk is one of the most counterfeited sneakers of the 2020s. SB Dunks and limited Dunk Lows are faked by the millions. This guide covers Swoosh stitching, toe box shape, sole color matching, box label verification, and colorway-specific tells for all major Dunk releases.
How to Spot a Fake BAPE Shark Hoodie: Complete Authentication Guide
The BAPE Shark Full Zip Hoodie is one of the most counterfeited streetwear pieces ever made. From ABC Camo color accuracy to shark face alignment and YKK zipper quality, this guide covers every fake tell so you can authenticate before buying.
Fake Cartier Sunglasses: How to Authenticate Panthere and Santos Frames
Cartier eyewear — Panthere, Santos, and rimless frames — retail from $600 to over $5,000 and are widely faked. This guide covers frame material weight, temple engravings, hinge quality, lens quality, and packaging to authenticate any Cartier glasses.
Gucci Belt Real vs Fake: Complete Authentication Guide (2026)
The Gucci GG Supreme and Double G buckle belts are among the most counterfeited luxury accessories. From buckle engraving to interior stamp and serial number, this guide covers every tell to authenticate a Gucci belt before buying.
Louis Vuitton Wallet Real vs Fake: Authentication Guide
LV wallets — the Zippy, Sarah, and Victorine — are among the most faked Louis Vuitton pieces. From canvas alignment to date codes and zipper pulls, this guide covers every check to authenticate an LV wallet before buying.
Alexander McQueen Accessories Real vs Fake: Complete Authentication Guide (2026)
McQueen's skull scarf and skull jewelry are among the most widely faked accessories. Here's how to authenticate them — chiffon weave to skull hardware proportions.
Mulberry Bayswater Real vs Fake: Complete Authentication Guide (2026)
The Bayswater's postman's lock and English leather heritage are the authentication anchors. Here's what to check — from the lock mechanism to the interior stamp.
Hermès Ring Real vs Fake: Complete Authentication Guide (2026)
Hermès rings — the Collier de Chien, Kelly, and Chaine d'Ancre — carry hallmarks and finish standards fakes consistently get wrong. Here's the complete guide.
New Balance 990 Real vs Fake: Complete Legit Check Guide (2026)
The "Made in USA" 990 has specific construction markers fakes struggle to replicate. Here's the complete authentication guide for v3, v4, and v5.
Bvlgari B.zero1 Ring Real vs Fake: Complete Authentication Guide (2026)
The B.zero1 is Bvlgari's most counterfeited ring. Fakes nail the spiral silhouette but fail on the engraving, hallmarks, and gold weight. Here's how to check.
Valentino Garavani Roman Stud Bag Real vs Fake: Authentication Guide (2026)
The Roman Stud's pyramid studs are Valentino's most recognizable element — and the most scrutinized authentication point. Here's how to tell real from fake.
Yeezy 350 V2 Real vs Fake: Complete Legit Check Guide (2026)
Yeezy 350 V2 fakes have become extremely convincing. The complete legit check — Primeknit texture, Boost sole, and insole codes — for every major colorway.
Common Projects Achilles Real vs Fake: Complete Authentication Guide (2026)
The gold foil serial stamp is Common Projects' most famous authentication feature — but fakes have learned to copy it. Here's the complete legit check.
Jacquemus Le Chiquito Real vs Fake: Complete Authentication Guide (2026)
The Le Chiquito's extreme miniature proportions make any construction shortcut visible. Here's how to tell an authentic Jacquemus from a replica.
Bottega Veneta Jodie Bag Real vs Fake: Complete Authentication Guide (2026)
The Jodie's Intrecciato weave and knotted handle are harder to fake than they look. Here's what separates a genuine Jodie from a replica — weave, leather, knot.
Goyard Saint Louis Tote Real vs Fake: Complete Authentication Guide (2026)
Goyard has no serial number system — which makes authentication more nuanced than most bags. Here's how experts identify authentic Saint Louis totes from fakes.
Loewe Puzzle Bag Real vs Fake: Complete Authentication Guide (2026)
The Puzzle Bag's geometric construction is harder to fake than it looks. Here's where fakes always fall short — and what an authentic Puzzle feels like in hand.
Fendi Baguette Real vs Fake: Complete Authentication Guide (2026)
The Fendi Baguette is one of the most culturally iconic bags of the past 25 years — and one of the most faked. Here are the 8 markers to check before every purchase.
Dior Book Tote Real vs Fake: Complete Authentication Guide (2026)
The Dior Book Tote's embroidered Oblique canvas is complex enough that fakes always leave tells. Here's where to look — and what the authentic version feels like.
Dior Saddle Bag Real vs Fake: Complete Authentication Guide (2026)
The Dior Saddle Bag's asymmetric shape and Oblique canvas make it one of the most faked Dior pieces. Here are the 8 authentication markers experts check first.
Chanel Boy Bag Real vs Fake: Complete Authentication Guide (2026)
The Chanel Boy Bag uses a completely different clasp mechanism than the Classic Flap — and fakers consistently get it wrong. Here's what to check before buying.
Chanel Classic Flap Real vs Fake: Complete Authentication Guide (2026)
The Classic Flap is the most counterfeited Chanel bag. Learn the 9 checks experts run — from CC turn-lock to hologram sticker format — before every purchase.
How to Authenticate a Chloé Bag: Complete Expert Guide
Chloé bags are among the most replicated French luxury accessories. These expert checks — from leather quality to serial number verification — reveal every fake.
How to Authenticate a Gucci Bag: 5 Expert Checks
Gucci bags are among the most counterfeited luxury accessories in the world. Use these five checks — zipper, leather tag, serial number, stitching, and GG pattern — to separate originals from replicas.
How to Authenticate a Prada Bag: 7 Expert Checks
Prada counterfeits can be exceptionally convincing. These seven checks — from the triangular logo to packaging — give you the expert eye needed to tell originals from fakes.
Fake or Real: Prada Nappa Leather Mini Bag Authentication Guide
The quilted Prada Nappa Leather Mini Bag is one of the most replicated contemporary Prada styles. Here are the exact tells — from leather texture to interior tag numbers — that experts use to spot fakes instantly.
How to Authenticate a Hermès Constance Belt: Expert Guide
The Hermès Constance belt is one of the most counterfeited branded belts in the world. Despite having only a few components, it contains precise details that expose every fake.
Fake or Real: Bottega Veneta Mini Sardine Bag Authentication Guide
The Bottega Veneta Mini Sardine is one of the most replicated contemporary it-bags. From the fish handle knot to the intrecciato sheen, here are the exact tells that separate originals from fakes.
How to Spot a Fake Stone Island: The Complete 2026 Guide
Stone Island's compass badge is one of the most counterfeited patches in streetwear. Learn every check — from seasonal badge codes to garment-dye verification — that separates genuine pieces from fakes.
How to Spot a Fake Moncler: The Complete 2026 Guide
Moncler puffer jackets are among the most counterfeited outerwear items globally. This guide covers every check — from the arm badge stitching to the down fill certification — that separates real from replica.
Louis Vuitton RFID Chips Explained: How to Scan, Verify, and Authenticate Modern LV Bags
Since 2021, Louis Vuitton bags no longer have visible date codes — they have NFC chips. Here's exactly what those chips are, how to scan them on iPhone or Android, what a genuine result looks like, and what the chip can and can't prove about authenticity.
Vintage Louis Vuitton Bags: The Complete Buyer's Guide (2026)
From the Speedy 25 to discontinued styles like the Papillon and Keepall 45, vintage Louis Vuitton bags offer timeless value — if you know what to look for. Here's how to shop, authenticate, and date a vintage LV piece.
How to Authenticate a Coach Bag: Style Codes, Hardware & Logo Guide (2026)
Coach has a heritage dating to 1941. Here's how to decode their style numbers, verify hardware quality, and check monogram alignment to confirm authenticity.
How to Authenticate a Polène Bag: Complete 2026 Guide
Polène's Numéro Un and Numéro Dix have become icons of minimalism. Here's how to spot a fake — from leather quality and logo to the serial sticker and packaging.
How to Authenticate a Louis Vuitton Speedy Bag: 9 Key Markers (2026)
The LV Speedy is one of the most replicated bags in existence. These 9 checks — from the monogram shade to the interior pocket color — reveal fakes instantly.
Hermès Special Stamps on Birkin and Kelly: What Every Mark Means (2026)
Those mysterious symbols next to the Hermès logo reveal exotic leather origins, special orders, or master-made pieces. Here's exactly what each stamp means.
How to Read Hermès Date Codes: Complete Birkin, Kelly & Evelyne Guide (2026)
The blind stamp on your Hermès bag tells you exactly when it was made — if you know how to read it. This guide decodes every format from 1945 to present.
Chanel Serial Codes and NFC Chips: The Complete 2026 Authentication Guide
From 1986 holographic stickers to 2021 NFC chips — this guide decodes every Chanel serial number format and explains what the embedded chip really tells you.
How to Authenticate a Balenciaga Rodeo Bag: Complete 2026 Guide
The Balenciaga Rodeo became iconic almost instantly. Here's how to verify leather quality, stitching, and hardware to avoid a convincing fake.
How to Authenticate a Miu Miu Bag: Complete 2026 Guide
Miu Miu bags combine Prada-level craftsmanship with a playful aesthetic. Here's how to verify authenticity — from the logo engraving to the interior factory tag.
How to Authenticate a Gucci Wallet: 7 Quick Checks (2026)
Gucci wallets are among the most counterfeited small leather goods. These 7 checks — from GG logo placement to serial number — help you verify authenticity fast.
How to Authenticate a Chanel 19 Bag: 9 Expert Markers (2026)
The Chanel 19 combines soft leather, oversized CC hardware, and a mixed-material chain. These 9 markers reveal the difference between authentic and fake.
How to Read Louis Vuitton Date Codes: Complete 1982–2026 Guide
LV date codes tell you where and when a bag was made. This guide decodes every format from 1982 to the RFID era — and why a code alone can't prove authenticity.
How to Authenticate a Hermès Scarf: 7 Key Markers (2026)
Each Hermès carré takes up to 18 months to produce. Here's how to tell a genuine one from a fake — from the hand-rolled edge to the orange box.
How to Authenticate a Celine Luggage Bag: 7 Expert Markers (2026)
The Celine Luggage achieved iconic status under Phoebe Philo. Here's how to spot a fake — from the CELINE PARIS logo to the metal feet and zipper shape.
How to Authenticate a Saint Laurent Loulou Bag: Complete 2026 Guide
The Loulou is named after Yves Saint Laurent's muse. Here's how to tell an authentic from a fake — from the YSL logo engraving to the chain rings.
How to Authenticate a Gucci Marmont Bag: 8 Expert Signs (2026)
The Gucci Marmont is one of the most counterfeited bags of the decade. Learn the 8 markers experts check — from GG hardware proportions to chain link quality.
How to Spot a Fake LV Multi Pochette Accessoires: Complete 2026 Guide
The LV Multi Pochette is one of the most replicated accessories on the market. Here's how to verify every detail — from the coin purse to the hardware finish.
How to Spot a Fake Louis Vuitton Neverfull MM: 9 Expert Markers (2026)
The LV Neverfull MM is one of the most counterfeited bags in the world. These 9 expert markers will help you tell the real thing from a convincing fake.
How to Authenticate a Chanel 2.55 Bag: 11 Expert Signs (2026)
The Chanel 2.55 is one of the most counterfeited bags in the world. Learn the 11 expert markers that separate a genuine 2.55 from even the best fakes.
How to Spot a Fake Rolex: The Complete 2026 Guide
Learn the essential techniques experts use to authenticate Rolex watches, from movement inspection to serial number verification.
Hermès Birkin Authentication: The Complete Expert Guide (2026)
The most detailed Birkin authentication guide on the web. Decode blind stamps year-by-year, count saddle stitches, verify hardware engraving, and read the craftsman code — every check the pros run.
Articles & Insights
Comparisons, valuations, and industry knowledge
How Snap Specs Could Change the Way Luxury Resellers Authenticate Goods
Snap's new Specs AR glasses enable hands-free photo capture and real-time AI analysis. Here's how resellers can pair them with LuxeDetect's authentication algorithm to spot red flags faster.
Travis Scott Sneaker Authentication: Real vs Fake Cactus Jack Guide
Travis Scott x Nike and Jordan collabs — the Air Jordan 1 Mocha, Air Max 1, Dunk Low, and Fragment — are among the most faked sneakers in the market. This guide covers the reversed Swoosh, the velcro pocket, suede quality, box labels, and Cactus Jack branding for every major release.
Fake Tiffany & Co. Jewelry: How to Authenticate Silver and Gold Pieces
Tiffany & Co. jewelry is among the most faked fine jewelry in the world. From the 925 sterling stamp to the Return to Tiffany tag and the iconic Tiffany Blue packaging, this guide covers every authentication check for Tiffany silver, gold, and diamond pieces.
Omega Seamaster Real vs Fake: Complete Authentication Guide (2026)
The Omega Seamaster is one of the most counterfeited Swiss watches after the Rolex Submariner. From the helium escape valve to the wave-pattern dial and movement rotor, this guide covers every check experts run to authenticate a Seamaster.
Patek Philippe Nautilus Real vs Fake: Authentication Guide
The Patek Philippe Nautilus 5711 trades above $150,000 on the secondary market. This guide covers the porthole case proportions, embossed dial, integrated bracelet, Geneva Seal movement, and hallmarks that separate genuine Nautilus watches from super-clones.
Audemars Piguet Royal Oak Real vs Fake: Authentication Guide
The AP Royal Oak is one of the holy trinity of luxury sports watches — and one of the most faked. From the eight-screw bezel slot orientation to the Grande Tapisserie dial and Geneva Seal movement, this guide covers every authentication check for the Royal Oak.
Fake Ray-Ban Sunglasses: How to Spot Them (Complete 2026 Guide)
Ray-Ban is the most counterfeited eyewear brand in the world. From lens etching to hinge quality and G-15 glass verification, this guide covers every check to authenticate any Ray-Ban — Wayfarer, Aviator, or Clubmaster — before buying.
Van Cleef & Arpels Alhambra Real vs Fake: Authentication Guide
The Van Cleef & Arpels Alhambra is one of the most widely faked fine jewelry pieces. From clover motif symmetry to hallmarks, milgrain border, and chain construction, this guide covers every check to authenticate VCA Alhambra jewelry.
Luxury Goods Insurance: The Complete Guide to Protecting What You Own
Your Hermès Birkin, Rolex Submariner, or vintage Chanel bag isn't just a possession — it's an asset. Here's everything you need to know about insuring luxury items, why standard home insurance falls short, and how authentication makes the process smoother.
Entrupy vs LegitCheck: Which Authentication Service Should You Choose?
An in-depth comparison of two leading authentication providers, examining their technology, accuracy, pricing, and use cases to help you make the right choice.
Entrupy vs RealAuthentication: Technology vs Traditional Expertise
Comparing Entrupy's AI-powered platform with RealAuthentication's expert-driven approach to help you choose the right authentication partner.
Entrupy vs Authenticate First: Choosing Your Authentication Platform
A detailed comparison of Entrupy and Authenticate First, examining their methodologies, strengths, and ideal use cases for luxury authentication.
LegitCheck vs RealAuthentication: Expert Authentication Services Compared
Comparing two leading expert-driven authentication services to help you choose the right partner for verifying your luxury items.
LegitCheck vs Authenticate First: Which Expert Service Fits Your Needs?
Comparing LegitCheck and Authenticate First to help you choose the right expert authentication service for your luxury items.
RealAuthentication vs Authenticate First: Premium Authentication Services
Comparing two premium authentication services to determine which offers the best comprehensive verification for high-value luxury items.
Entrupy vs Certilogo: AI Authentication vs Brand Verification
Comparing Entrupy's AI-powered authentication with Certilogo's brand-integrated verification system to understand their different approaches.
LegitCheck vs Certilogo: Expert Service vs Brand Verification
Comparing LegitCheck's expert authentication service with Certilogo's brand-integrated verification to understand when to use each approach.
RealAuthentication vs Certilogo: Expert Service vs Brand Verification
Comparing RealAuthentication's comprehensive expert service with Certilogo's brand-integrated verification for high-value luxury items.
Entrupy vs CheckCheck: AI Technology vs Expert Platform
Comparing Entrupy's AI-powered authentication with CheckCheck's expert platform to understand their different approaches to luxury verification.
Sneaker Authentication: Protecting Your Investment in Rare Kicks
From Jordan retros to Yeezy collaborations, learn how to verify authenticity in the booming sneaker resale market. Expert legit check tips you can use right now.