--- title: "King Gem case on CSGOBig: odds, RTP & drops · gambatracker" description: "King Gem ($800.00) on CSGOBig, a CS2 case site: advertised RTP 90.00% from 18 items with odds, observed 1.21% over 3 openings in 30 days." url: https://gambatracker.com/cases/csgobig/354 rendered: 2026-11-11T13:11Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGOBig](https://gambatracker.com/case-sites/csgobig) / [King Gem](https://gambatracker.com/cases/csgobig/354) # [CSGOBig](https://gambatracker.com/case-sites/csgobig) · King Gem A case on CSGOBig, first seen 3 Nov 2026. Every value is CSGOBig's own item price converted from csgobig coin at the rate on the site page. [24h](https://gambatracker.com/cases/csgobig/354?window=24h) [7d](https://gambatracker.com/cases/csgobig/354?window=7d) [30d](https://gambatracker.com/cases/csgobig/354) [All](https://gambatracker.com/cases/csgobig/354?window=all) Price · $800.00 · 800 CSGOBIG\_COIN Advertised RTP · 90.00% · EV $720.00 from 18 items Observed RTP, 30d · 1.21% · 3 openings, odds method Variance · 72.8× · of price², per opening Tail share · 1 in 250 · of openings carry half the EV Below price · 95.0% · of openings return less than the price ## Advertised vs observed · per window, 95% band and the advertised marker observed, 95% band advertised outside band small sample 7 days · 3 openings · below min 30 days · 3 openings · below min since tracking started · 3 openings · below min -0.5% 483.5% 967.5% **Small sample.** 3 openings and 0.0 expected rare hits: below the 100 openings and 5 hits the test needs, so no verdict. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/csgobig/354?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgobig/354?window=7d) | 3 | 1.21% ±965.6 | — | odds | | [30d](https://gambatracker.com/cases/csgobig/354) | 3 | 1.21% ±965.6 | — | odds | | [All](https://gambatracker.com/cases/csgobig/354?window=all) | 3 | 1.21% ±965.6 | — | odds | Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method). ## Items, odds and values · 18 items · odds sum to 1 · observed counts over 3 openings, 30 days Share of the expected value, most valuable first; colour is the item's rarity. | Item | Odds | Value | EV share | Observed | Expected | Hot / cold | | --- | --- | --- | --- | --- | --- | --- | | [★ Karambit \| Case Hardened (Field Tested) - Pattern 387 knife · #EB4B4B](https://gambatracker.com/items/karambit-case-hardened-field-tested-pattern-387) | 1 in 1,000 | $150K 150,000 CSGOBIG\_COIN | 20.8% | 0 | 0.0 | — | | [StatTrak™ AK-47 \| Case Hardened (Minimal Wear) - Pattern 661 StatTrak · weapon · #D32CE6](https://gambatracker.com/items/stattrak-ak-47-case-hardened-minimal-wear-pattern-661) | 1 in 1,000 | $100K 100,000 CSGOBIG\_COIN | 13.9% | 0 | 0.0 | — | | [Sticker \| Titan (Holo) \| Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-titan-holo-katowice-2014) | 1 in 1,000 | $75K 75,000 CSGOBIG\_COIN | 10.4% | 0 | 0.0 | — | | [Sticker \| iBUYPOWER (Holo) \| Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-ibuypower-holo-katowice-2014) | 1 in 1,000 | $60K 60,000 CSGOBIG\_COIN | 8.3% | 0 | 0.0 | — | | [Souvenir AWP \| Dragon Lore (Field-Tested) Souvenir · weapon · covert](https://gambatracker.com/items/souvenir-awp-dragon-lore-field-tested) | 1 in 1,000 | $45K 45,000 CSGOBIG\_COIN | 6.3% | 0 | 0.0 | — | | [Sticker \| Vox Eminor (Holo) \| Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-vox-eminor-holo-katowice-2014) | 1 in 1,000 | $35K 35,000 CSGOBIG\_COIN | 4.9% | 0 | 0.0 | — | | [Souvenir AWP \| Dragon Lore (Battle-Scarred) Souvenir · weapon · covert](https://gambatracker.com/items/souvenir-awp-dragon-lore-battle-scarred) | 1 in 500 | $25K 25,000 CSGOBIG\_COIN | 6.9% | 0 | 0.0 | — | | [★ Butterfly Knife \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/butterfly-knife-gamma-doppler-factory-new-emerald) | 1 in 500 | $20K 20,000 CSGOBIG\_COIN | 5.6% | 0 | 0.0 | — | | [★ Butterfly Knife \| Tiger Tooth (Minimal Wear) knife · covert](https://gambatracker.com/items/butterfly-knife-tiger-tooth-minimal-wear) | 1 in 100 | $1,200 1,200 CSGOBIG\_COIN | 1.7% | 0 | 0.0 | — | | [★ M9 Bayonet \| Marble Fade (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-marble-fade-minimal-wear) | 1 in 100 | $1,000 1,000 CSGOBIG\_COIN | 1.4% | 0 | 0.0 | — | | [★ Butterfly Knife \| Damascus Steel (Well-Worn) knife · covert](https://gambatracker.com/items/butterfly-knife-damascus-steel-well-worn) | 1 in 50 | $810 810 CSGOBIG\_COIN | 2.3% | 0 | 0.1 | — | | [★ M9 Bayonet \| Black Laminate (Minimal Wear) knife · covert](https://gambatracker.com/items/m9-bayonet-black-laminate-minimal-wear) | 1 in 50 | $720 720 CSGOBIG\_COIN | 2.0% | 0 | 0.1 | — | | [★ Sport Gloves \| Amphibious (Field-Tested) gloves · extraordinary](https://gambatracker.com/items/sport-gloves-amphibious-field-tested) | 1 in 25 | $610 610 CSGOBIG\_COIN | 3.4% | 0 | 0.1 | — | | [M4A1-S \| Blue Phosphor (Minimal Wear) weapon · classified](https://gambatracker.com/items/m4a1-s-blue-phosphor-minimal-wear) | 1 in 14 | $510 510 CSGOBIG\_COIN | 5.0% | 0 | 0.2 | — | | [★ Bayonet \| Freehand (Factory New) knife · covert](https://gambatracker.com/items/bayonet-freehand-factory-new) | 12.0% | $250 250 CSGOBIG\_COIN | 4.2% | 0 | 0.4 | — | | [★ Shadow Daggers \| Slaughter (Minimal Wear) knife · covert](https://gambatracker.com/items/shadow-daggers-slaughter-minimal-wear) | 15.0% | $105 105 CSGOBIG\_COIN | 2.2% | 0 | 0.4 | — | | [Five-SeveN \| Fairy Tale (Minimal Wear) weapon · classified](https://gambatracker.com/items/five-seven-fairy-tale-minimal-wear) | 25.0% | $22.00 22 CSGOBIG\_COIN | 0.8% | 1 | 0.8 | — | | [Sticker \| Dragon Lore Surf Ava (Foil) sticker · exotic](https://gambatracker.com/items/sticker-dragon-lore-surf-ava-foil) | 30.0% | $3.50 3.5 CSGOBIG\_COIN | 0.1% | 2 | 0.9 | — | Values are CSGOBig's own item prices; EV share = odds × value ÷ EV. Hot / cold compares observed drops of each item with odds × openings; small expected counts are left blank. Odds read from `csgobig:api/cases/getDetails?id=354`, 11 Nov, 13:05 UTC. ## Biggest drops · from this case, by value **No drops yet** No drop from this case seen yet. ## Latest drops · newest first [All Latest drops →](https://gambatracker.com/drops?casino=csgobig&case=354) [Sticker | Dragon Lore Surf Ava (Foil) sticker · exotic](https://gambatracker.com/items/sticker-dragon-lore-surf-ava-foil) Hidden $800 800 CSGOBIG\_COIN $3.50 3.5 CSGOBIG\_COIN 0.00x 2026-11-09 03:59 UTC [Sticker | Dragon Lore Surf Ava (Foil) sticker · exotic](https://gambatracker.com/items/sticker-dragon-lore-surf-ava-foil) Hidden $800 800 CSGOBIG\_COIN $3.50 3.5 CSGOBIG\_COIN 0.00x 2026-11-09 03:59 UTC [Five-SeveN | Fairy Tale (Minimal Wear) weapon · classified](https://gambatracker.com/items/five-seven-fairy-tale-minimal-wear) Hidden $800 800 CSGOBIG\_COIN $22.00 22 CSGOBIG\_COIN 0.03x 2026-11-09 03:59 UTC ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 3 Nov, 04:27 UTC | $800 | 90.00% | 18 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed #EB4B4B 0.1% #D32CE6 0.1% legendary 0.3% covert 33.5% extraordinary 4.0% classified 32.0% exotic 30.0% best hit — 18+ **Case opening is gambling with skins as the currency.** At 90.0% RTP, every $100 put into cases returns $90.00 on average: an expected loss of $10.00 per $100, before any one lucky or unlucky opening. A big drop here says nothing about the next one. [BeGambleAware](https://www.begambleaware.org/) [Help & limits](https://gambatracker.com/responsible-gambling) How these figures are produced and labelled: https://gambatracker.com/llms.txt