Is it a blue gem?
Professional pattern tracker and analyzer for Counter Strike 2 case-hardened skins
Free · Steam sign-in to inspect · Or browse 1000+ verified patterns below
Why patterns matter
Its owner turned down $1,500,000.
The Karambit Case Hardened #387 is almost entirely blue on the playside — and that's the whole secret. Blue coverage is what separates a $100 Case Hardened from a seven-figure one. We measure it pixel by pixel, for every pattern of every weapon.
See pattern #387 in the databaseExplore our interactive pattern database
Discover thousands of Blue Gem patterns with detailed analysis and tier classifications
Knives
KarambitShowing 8 patterns • Updated in real-time
Inspect your skins and check their value
CS2 Inspect Link Check
Paste your CS2 inspect link to instantly analyze Case Hardened patterns and detect valuable blue gems.Supports all Case Hardened knives and weapons with automatic pattern recognition.
Analyzing inspect link...
Extracting pattern data and checking blue gem status
Analysis complete!
Karambit
Blue gem confirmed!
T1 Backside (#1 Pattern)
We cracked the Case Hardened math — try it in the Studio
Discover the mathematical beauty behind Blue Gem patterns. Adjust transformation parameters in real-time and watch how they create unique weapon textures.
Live TransformationReady to Start
Texture Overview
Start Your Blue Gem Collection
Track, verify, and showcase your Case Hardened treasures
Verify Your Inventory
Connect your Steam account to automatically discover which blue gems you own. We'll scan your inventory and verify your collection instantly.
- Secure Steam OAuth
We never see your password - authentication through Steam's official system
- Public Profile Required
Your Steam inventory must be set to public for verification
- 24-Hour Cooldown
Re-verification available every 24 hours to detect new items
First Blue
commonOwn your first verified blue gem
Tier Collector
rareOwn at least one gem from each tier (T1, T2, T3)
The #1
legendaryOwn a pattern #1 blue gem for any weapon
Unlock Achievements
Earn badges and trophies as you grow your collection. From your first blue gem to completing full tier sets, every milestone is celebrated.
•Track progress across 39 unique achievements
•Unlock achievements automatically as you verify inventory
•Display your best 5 achievements on your public profile
Build Your Collection
Watch your collection grow as you discover, verify, and favorite blue gems. Track tier breakdowns and showcase your rarest finds.
View all patterns in your collection
Climb the Leaderboard
Compete with collectors worldwide. Earn points through achievements and track your ranking progress.
•Global rankings, updated live as collectors verify
•Earn points by unlocking rare achievements
•Track your progress and percentile ranking
Join Our Community
Connect with fellow CS2 enthusiasts, share your blue gem discoveries, and stay updated with the latest features and community events.
Frequently Asked Questions
Everything you need to know about blue gem pattern analysis