How much does USP-S | Serum (Factory New) cost?

The lowest price is $115 on CSFloat; the highest we track is $144. That is a 25% spread between markets.

What is the float range of Factory New?

From 0 to 0.07. The skin's full range is 0–0.25.

Where is USP-S | Serum (Factory New) cheapest to buy?

Right now the best price is on CSFloat at $115. We compare 9 marketplaces plus Steam; prices refresh automatically.

How much can I get for USP-S | Serum (Factory New) instantly?

Selling into the buy order on BUFF163 nets $108 after the 3% fee.

How much would listing it for sale bring?

The best market is Market.CSGO: $138 list price, $132 net after fees.

Which case does USP-S | Serum drop from?

From the CS:GO Weapon Case 2, Classified tier. The tier odds are 3.2%, with 2 items in the tier — roughly 1.6% for this exact skin.

Can I get USP-S | Serum (Factory New) via a trade-up contract?

Yes. Our database has 7 contract(s) with this outcome. The best one costs $94.01 in inputs with a 50.0% chance.

Is the USP-S | Serum (Factory New) price going up or down?

Over the last 49 days it rose by 22.1%. Low $95.55 (2026-07-20), high $121 (2026-09-03), based on 1041 price samples.

What floats are currently listed?

77 live listings: floats from 0.0039 to 0.0700, median 0.0365. 5 of them are below 0.020.

CS2Price › USP-S | Serum › USP-S | Serum (Factory New)

USP-S | Serum (Factory New)

USP-S | Serum (Factory New) is a Classified CS2 skin from the CS:GO Weapon Case 2, float 0–0.07. Tracked on 9 markets: cheapest at $115 (CSFloat), highest at $144, a 25% spread.

USP-SClassifiedFactory New

All prices & listings →

$115cheapest · CSFloat

25%spread between markets

$108instant sell · BUFF163

$132net when listed · Market.CSGO

A fan favorite from Counter-Strike Source, the Silenced USP Pistol has a detachable silencer that gives shots less recoil while suppressing attention-getting noise. It has been painted in a digital pattern with metallic paints of various reflectivities over a chrome base coat.

Where to buy USP-S | Serum (Factory New) cheapest

#	Market	Price
1	CSFloat	$115
2	Skinport	$118
3	CS.MONEY	$121
4	YouPin898	$123
5	BUFF163	$124
6	LIS-SKINS	$125
7	Waxpeer	$126
8	Market.CSGO	$138
9	Steam	$144

Full comparison with history, live listings and a float filter — on the USP-S | Serum (Factory New) comparison page.

Sell instantly: buy orders

Market	Order	You receive
BUFF163	$110	$108
Market.CSGO	$88.11 × 209	$83.71

"You receive" is net of the marketplace fee.

Where it drops from

From the CS:GO Weapon Case 2 case, Classified tier. Tier odds: 3.2%; 2 item(s) in the tier, so roughly 1.6% for this exact one. The case costs about $22.00, the key $2.64.

How to get it via trade-up

Our database has 7 trade-up contract(s) with this outcome. Best one: inputs cost $94.01, chance 50.0%, The Arms Deal 2 Collection collection. The item is also used as an input in 1 contract(s).

Price history

+22.1%over 49 days

$95.55low · 2026-07-20

$121high · 2026-09-03

1,041price samples

Other wears and versions

Minimal Wear — $50.01 Field-Tested — $50.56 StatTrak™ Factory New — $67.02 StatTrak™ Minimal Wear — $50.43 StatTrak™ Field-Tested — $50.57 Souvenir Factory New — $400 Souvenir Minimal Wear — $302

All USP-S | Serum wears on one page →

All listings & prices in the app

FAQ

How much does USP-S | Serum (Factory New) cost?: The lowest price is $115 on CSFloat; the highest we track is $144. That is a 25% spread between markets.
What is the float range of Factory New?: From 0 to 0.07. The skin's full range is 0–0.25.
Where is USP-S | Serum (Factory New) cheapest to buy?: Right now the best price is on CSFloat at $115. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for USP-S | Serum (Factory New) instantly?: Selling into the buy order on BUFF163 nets $108 after the 3% fee.
How much would listing it for sale bring?: The best market is Market.CSGO: $138 list price, $132 net after fees.
Which case does USP-S | Serum drop from?: From the CS:GO Weapon Case 2, Classified tier. The tier odds are 3.2%, with 2 items in the tier — roughly 1.6% for this exact skin.
Can I get USP-S | Serum (Factory New) via a trade-up contract?: Yes. Our database has 7 contract(s) with this outcome. The best one costs $94.01 in inputs with a 50.0% chance.
Is the USP-S | Serum (Factory New) price going up or down?: Over the last 49 days it rose by 22.1%. Low $95.55 (2026-07-20), high $121 (2026-09-03), based on 1041 price samples.
What floats are currently listed?: 77 live listings: floats from 0.0039 to 0.0700, median 0.0365. 5 of them are below 0.020.

Collection

Prices updated: 2 min ago · 9/3/2026, 11:23:10 PM

Prices are aggregated from 11 marketplaces into our own database and refresh automatically; USD values are converted from RUB at the current central-bank rate. CS2Price does not sell items — we compare prices and compute profitable trade-up contracts. Not affiliated with Valve.