Master Guide to Survival Knife Case Hardened Blue Gem Patterns & Tier Rankings

The higher the percentage of blue color present in a Blue Gem, the more highly the pattern index is regarded within the community. Ideally, a Tier 1 Blue Gem should have a full blue playside, with no traces of yellow being present. The amount of blue in the backside isn't taken into account when ranking Blue Gems in CS2.
A Tier 1 Blue Gem, which features the most amount of blue on the playside, is considered the most valuable, with a correspondingly higher price point. In comparison, a Tier 2 Blue Gem, although still valuable, will have a lower price point than a Tier 1 Blue Gem. Similarly, a Tier 3 Blue Gem will be less valuable than a Tier 2 Blue Gem, and so on. Therefore, the rank or tier of the Blue Gem is an important factor in determining its value.
The legendary #403 pattern represents the pinnacle of Survival Knife Case Hardened patterns, featuring a full blue playside that makes it the most sought-after pattern in the collection.
Enter your Survival Knife Case Hardened inspect URL to check if you have a Blue Gem pattern and its tier:
1 pattern - The legendary #403

The legendary #403 pattern represents the pinnacle of Survival Knife Case Hardened patterns. This is the most valuable and sought-after Survival Knife Case Hardened pattern in existence, featuring a full blue playside with no traces of yellow, making it extremely rare and valuable.
9 patterns - Most amount of blue on playside

A Tier 1 Blue Gem, which features the most amount of blue on the playside, is considered the most valuable after the #1 pattern, with a correspondingly higher price point. These patterns have exceptional blue coverage with minimal yellow areas.
15 patterns - Great blue coverage

A Tier 2 Blue Gem, although still valuable, will have a lower price point than a Tier 1 Blue Gem. These patterns have great blue coverage with some yellow areas but still maintain impressive Blue Gem status.
40 patterns - Good blue coverage

A Tier 3 Blue Gem will be less valuable than a Tier 2 Blue Gem. These patterns have good blue coverage with more noticeable yellow areas but still qualify as Blue Gem patterns, providing solid value for collectors.
83 patterns - Entry-level Blue Gem
The rank or tier of the Blue Gem is an important factor in determining its value. Tier 4 patterns provide entry-level access to the Blue Gem category at the most affordable prices while still maintaining Blue Gem classification.
Pattern #403 is the holy grail of Survival Knife Case Hardened with full blue playside coverage - extremely rare and valuable.
Tier 1 Blue Gems feature the most amount of blue on the playside and command correspondingly higher price points.
The amount of blue in the backside isn't taken into account when ranking Blue Gems in CS2.
Ideally, a Tier 1 Blue Gem should have a full blue playside with no traces of yellow being present.
The rank or tier is an important factor in determining value, though it depends on various other factors as well.
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