Factory NewST

1 552.89

Minimal WearST

639.66

Field-TestedST

495.00

Well-WornST

510.58

Battle-ScarredST

466.66

Factory New

1 097.00

Minimal Wear

544.33

Field-Tested

463.17

Well-Worn

439.43

Battle-Scarred

423.00

Colors

Containers

Price Statistics

LiquidityHigh
97.43%
Current Price463.17
90d Price Range
440.1170%516.99
7 Days Low473.58
7 Days High494.30
7d Change+3.77%
30 Days Low440.11
30 Days High494.30
30d Change+10.25%
90 Days Low440.11
90 Days High516.99
90d Change-1.83%
All time low
280.68Oct 24, 2025
All time high
899.26May 6, 2025
TypeKnives
Finish

Case Hardened

Rarity

Covert

Exterior

Field-Tested

Model Version

CS:GO

Popularity

unpopular

Update

"Operation Breakout"

Pro players

saadzin

saadzin

★ M9 Bayonet | Case Hardened (Field-Tested)
4.3
641
side imageside image
Covert

★ M9 Bayonet | Case Hardened (Field-Tested)

This is the M-9 bayonet. Originally intended to be mounted on a rifle, it is also well suited to close-quarters combat. ...
★ M9 Bayonet | Case Hardened (Field-Tested)
4.3
641

24h Change

+ 16.28
+3.41%

7d Change

+ 17.94
+3.77%

30d Change

+ 45.97
+10.25%
This is the M-9 bayonet. Originally intended to be mounted on a rifle, it is also well suited to close-quarters combat. ...

Factory NewST

1 552.89

Minimal WearST

639.66

Field-TestedST

495.00

Well-WornST

510.58

Battle-ScarredST

466.66

Factory New

1 097.00

Minimal Wear

544.33

Field-Tested

463.17

Well-Worn

439.43

Battle-Scarred

423.00

Active offers

4.8

7.7K Vote(s)

Active offers

104

From463.17

4.8

35.3K Vote(s)

Active offers

10

From467.94

4

21.3K Vote(s)

Active offers

7

From484.69

3.8

1.7K Vote(s)

Active offers

88

From489.42

4.2

4.4K Vote(s)

Active offers

16

From493.27
Original price3 333

2.7

91 Vote(s)

Active offers

75

From494.30
Original price3 340

Colors

Price Statistics

LiquidityHigh
97.43%
Current Price463.17
90d Price Range
440.1170%516.99
7 Days Low473.58
7 Days High494.30
7d Change+3.77%
30 Days Low440.11
30 Days High494.30
30d Change+10.25%
90 Days Low440.11
90 Days High516.99
90d Change-1.83%
All time low
280.68Oct 24, 2025
All time high
899.26May 6, 2025

Containers

TypeKnives
Finish

Case Hardened

Rarity

Covert

Exterior

Field-Tested

Model Version

CS:GO

Popularity

unpopular

Update

"Operation Breakout"

Pro players

saadzin

saadzin

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Five-SeveN | Case Hardened (Factory New)
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Similar skins

★ M9 Bayonet | Bright Water (Factory New)
★ M9 Bayonet | Bright Water (Factory New)
Starting at416.95
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★ M9 Bayonet | Rust Coat (Well-Worn)
Starting at361.31
★ M9 Bayonet | Tiger Tooth (Factory New)
★ M9 Bayonet | Tiger Tooth (Factory New)
Starting at640.15
★ M9 Bayonet | Autotronic (Factory New)
★ M9 Bayonet | Autotronic (Factory New)
Starting at1 131.23
★ M9 Bayonet | Gamma Doppler (Factory New)
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Starting at7 029.75
★ M9 Bayonet | Safari Mesh (Factory New)
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Show all

Question hub

As of June 26, 2026, the lowest market price of ★ M9 Bayonet | Case Hardened (Field-Tested) is $423.00 with 260 active listings across tracked marketplaces. Prices update continuously and vary by marketplace and item condition.

★ M9 Bayonet | Case Hardened (Field-Tested) is tradable on the Steam Community Market and several third-party CS2 marketplaces. CSMarketCap aggregates current listings and prices from these sources so you can compare offers before buying.

Over the past 7 days, the price of ★ M9 Bayonet | Case Hardened (Field-Tested) changed by +3.77%. The all-time high recorded on CSMarketCap is $899.26. See the chart above for the full price history.

Description

Overview

The ★ M9 Bayonet | Case Hardened is a remarkable skin characterized by a blue-glow metallic sheen, making it a prized possession among collectors. It belongs to the Esports 2013 Collection and was introduced to the CS:GO community in August 2013.

Rarity

This skin is classified as 'Covert,' which makes it exceedingly rare and hard to acquire from drops. The unique appearance of the Case Hardened pattern greatly adds to its desirability.

History

The ★ M9 Bayonet | Case Hardened was unveiled in the Esports 2013 Case and has been an iconic part of the CS:GO weapon skin history.

Popularity

Given its rare classification and bright finish, this skin is a popular choice among CS:GO players, streamers, and enthusiasts.

Compatibility

As the name suggests, this skin is available exclusively for the ★ M9 Bayonet melee weapon.

Unique Features

The Case Hardened skin is distinguished by its vivid, blueish metal pattern, which is different on each individual skin and offers a unique look.

Event

The skin was first seen during the release of the Esports 2013 case, one of the early weapon cases in CS:GO.

Trivia

The term 'Case Hardened' refers to a metallurgical process that hardens the surface of a metal object, typically giving it a visually stunning appearance with a blue-purple iridescence.

Skin Designer

Technical Features

The Case Hardened skin varies greatly in appearance, as the distinctive pattern is generated uniquely on each weapon. The pattern can contain different ratios of blue, purple, and gold coloring.

Reviews and Ratings

As a popular and visually appealing skin, the ★ M9 Bayonet | Case Hardened is highly rated by the CS:GO community.

Historical Significance

The release of the ★ M9 Bayonet | Case Hardened was significant, as it featured one of the earliest instance of a variable pattern on a weapon skin, making each one unique.

Reasons for Popularity

Its popularity is attributed to its stunning visual appeal, the uniqueness of each skin, and the prestige of having a rare, valuable item.

Influential Events

The launch of case openings in CS:GO had a major impact on the popularity of this skin, as players had the exciting opportunity to unlock this high-value item.

Creation Story

The Case Hardened design applies the concept of the real-world process of case hardening to create a visually appealing blue-purple pattern on the iconic M9 Bayonet.

Symbolism and Design Elements

In addition to its stunning visual design, the Case Hardened skin can also symbolize determination and resilience, as the metallurgical process it represents involves hardening and strengthening the exterior.

Emotional Connection

Many players appreciate the historical significance and distinctiveness of the ★ M9 Bayonet | Case Hardened, creating a deep emotional connection.

Impact on Community

This skin has helped shape the popularity of CS:GO case openings and has set standards for the design of future skins.

Usage in Esports

Favored for its mettle and aesthetics, the ★ M9 Bayonet | Case Hardened is often seen wielded by pro players in esports tournaments.

Player Stories

Numerous players recount the thrill of unboxing this rare and highly desired item, a testament to its legendary standing within the CS:GO community.