★ Butterfly Knife | Ultraviolet (Field-Tested) is a Covert CS2 skin from the Spectrum Case, float 0.15–0.38. Tracked on 9 markets: cheapest at $550 (CSFloat), highest at $910, a 65% spread.
This is a custom-designed balisong, commonly known as a butterfly knife. The defining characteristic of this weapon is the fan-like opening of a freely pivoting blade, allowing rapid deployment or concealment. As a result, butterfly knives are outlawed in many countries. It has individual parts spray-painted solid colors in a black and purple color scheme. Elegant design paired with brutal intent
Where to buy ★ Butterfly Knife | Ultraviolet (Field-Tested) cheapest
From the Spectrum Case case, Особый (ножи/перчатки) tier. Tier odds: 0.256%; 60 item(s) in the tier, so roughly 0.004% for this exact one. The case costs about $3.37, the key $2.65.
How to get it via trade-up
Our database has 4 trade-up contract(s) with this outcome. Best one: inputs cost $505, chance 3.3%, Spectrum 2 Case collection.
How much does ★ Butterfly Knife | Ultraviolet (Field-Tested) cost?
The lowest price is $550 on CSFloat; the highest we track is $910. That is a 65% spread between markets.
What is the float range of Field-Tested?
From 0.15 to 0.38. The skin's full range is 0.06–0.8.
Where is ★ Butterfly Knife | Ultraviolet (Field-Tested) cheapest to buy?
Right now the best price is on CSFloat at $550. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for ★ Butterfly Knife | Ultraviolet (Field-Tested) instantly?
Selling into the buy order on Market.CSGO nets $547 after the 5% fee.
How much would listing it for sale bring?
The best market is Steam: $910 list price, $792 net after fees.
Which case does ★ Butterfly Knife | Ultraviolet drop from?
From the Spectrum Case, Особый (ножи/перчатки) tier. The tier odds are 0.256%, with 60 items in the tier — roughly 0.004% for this exact skin.
Can I get ★ Butterfly Knife | Ultraviolet (Field-Tested) via a trade-up contract?
Yes. Our database has 4 contract(s) with this outcome. The best one costs $505 in inputs with a 3.3% chance.
Is the ★ Butterfly Knife | Ultraviolet (Field-Tested) price going up or down?
Over the last 50 days it rose by 15.7%. Low $506 (2026-08-23), high $610 (2026-09-04), based on 1141 price samples.
What floats are currently listed?
104 live listings: floats from 0.1502 to 0.3795, median 0.2973. 19 of them are below 0.208.
Prices updated: 3 min ago ·
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.
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