--- title: "Gemstone case on CSGORoll: odds, RTP & drops · gambatracker" description: "Gemstone ($2,026.69) on CSGORoll, a CS2 case site: advertised RTP 90.91% from 18 items with odds. Independent and free, no sign-up." url: https://gambatracker.com/cases/csgoroll/gemstone rendered: 2026-11-11T13:48Z --- [Case sites](https://gambatracker.com/case-sites) / [CSGORoll](https://gambatracker.com/case-sites/csgoroll) / [Gemstone](https://gambatracker.com/cases/csgoroll/gemstone) # [CSGORoll](https://gambatracker.com/case-sites/csgoroll) · Gemstone A case on CSGORoll (20%), first seen 2 Nov 2026. Every value is CSGORoll's own item price converted from Roll coins at the rate on the site page. [24h](https://gambatracker.com/cases/csgoroll/gemstone?window=24h) [7d](https://gambatracker.com/cases/csgoroll/gemstone?window=7d) [30d](https://gambatracker.com/cases/csgoroll/gemstone) [All](https://gambatracker.com/cases/csgoroll/gemstone?window=all) Price · $2,026.69 · 2,895 coins Advertised RTP · 90.91% · EV $1,842.44 from 18 items Observed RTP, 30d · — · no counted openings Variance · 6.2× · of price², per opening Tail share · 1 in 19 · of openings carry half the EV Below price · 86.5% · of openings return less than the price ## Advertised vs observed · per window, 95% band and the advertised marker **No counted openings yet** Openings inside battles and free cases are listed but never counted. ## Windows · the test per window | Window | Openings | Observed | Dev. | Method | | --- | --- | --- | --- | --- | | [24h](https://gambatracker.com/cases/csgoroll/gemstone?window=24h) | 0 | — | — | — | | [7d](https://gambatracker.com/cases/csgoroll/gemstone?window=7d) | 0 | — | — | — | | [30d](https://gambatracker.com/cases/csgoroll/gemstone) | 0 | — | — | — | | [All](https://gambatracker.com/cases/csgoroll/gemstone?window=all) | 0 | — | — | — | 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 0 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 | | --- | --- | --- | --- | --- | --- | --- | | [Sticker \| iBUYPOWER (Holo) \| Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-ibuypower-holo-katowice-2014) | 1 in 1,000 | $53.5K 76,380 coins | 2.9% | 0 | 0.0 | — | | [★ Sport Gloves \| Pandora's Box (Factory New) gloves · legendary](https://gambatracker.com/items/sport-gloves-pandoras-box-factory-new) | 1 in 333 | $27.5K 39,250 coins | 4.5% | 0 | 0.0 | — | | [EMS Katowice 2014 Legends other · base](https://gambatracker.com/items/ems-katowice-2014-legends) | 1 in 200 | $25K 35,730 coins | 6.8% | 0 | 0.0 | — | | [StatTrak™ AK-47 \| Red Laminate (Factory New) 4x IBP (Holo) (Factory New) StatTrak · weapon · legendary](https://gambatracker.com/items/stattrak-ak-47-red-laminate-factory-new-4x-ibp-holo-factory-new) | 1 in 100 | $22.8K 32,500 coins | 12.3% | 0 | 0.0 | — | | [Sticker \| Team Dignitas (Holo) \| Katowice 2014 sticker · remarkable](https://gambatracker.com/items/sticker-team-dignitas-holo-katowice-2014) | 1 in 200 | $21.8K 31,155 coins | 5.9% | 0 | 0.0 | — | | [Sticker \| Team LDLC.com (Holo) \| Katowice 2014 sticker · remarkable](https://gambatracker.com/items/sticker-team-ldlc-com-holo-katowice-2014) | 1 in 100 | $20.8K 29,650 coins | 11.3% | 0 | 0.0 | — | | [Sticker \| Vox Eminor (Holo) \| Katowice 2014 sticker · legendary](https://gambatracker.com/items/sticker-vox-eminor-holo-katowice-2014) | 1 in 200 | $17.6K 25,125 coins | 4.8% | 0 | 0.0 | — | | [★ Sport Gloves \| Superconductor (Factory New) gloves · extraordinary](https://gambatracker.com/items/sport-gloves-superconductor-factory-new) | 1 in 67 | $10.7K 15,300 coins | 8.7% | 0 | 0.0 | — | | [Sticker \| Natus Vincere (Holo) \| Katowice 2014 sticker · remarkable](https://gambatracker.com/items/sticker-natus-vincere-holo-katowice-2014) | 1 in 50 | $10.3K 14,660 coins | 11.1% | 0 | 0.0 | — | | [★ Butterfly Knife \| Doppler (Minimal Wear) (Black Pearl) knife · covert · Black Pearl](https://gambatracker.com/items/butterfly-knife-doppler-minimal-wear-black-pearl) | 1 in 40 | $8,869 12,670 coins | 12.0% | 0 | 0.0 | — | | [Souvenir AWP \| Dragon Lore (Field-Tested) Souvenir · weapon · covert](https://gambatracker.com/items/souvenir-awp-dragon-lore-field-tested) | 1 in 333 | $6,545 9,350 coins | 1.1% | 0 | 0.0 | — | | [★ Karambit \| Gamma Doppler (Factory New) (Emerald) knife · covert · Emerald](https://gambatracker.com/items/karambit-gamma-doppler-factory-new-emerald) | 1 in 43 | $6,465 9,235 coins | 8.1% | 0 | 0.0 | — | | [★ Sport Gloves \| Vice (Factory New) gloves · extraordinary](https://gambatracker.com/items/sport-gloves-vice-factory-new) | 1 in 100 | $5,600 8,000 coins | 3.0% | 0 | 0.0 | — | | [★ Stiletto Knife \| Doppler (Factory New) (Ruby) knife · covert · Ruby](https://gambatracker.com/items/stiletto-knife-doppler-factory-new-ruby) | 1 in 33 | $1,551 2,216 coins | 2.5% | 0 | 0.0 | — | | [★ Skeleton Knife \| Crimson Web (Factory New) knife · legendary](https://gambatracker.com/items/skeleton-knife-crimson-web-factory-new) | 1 in 29 | $1,474 2,105 coins | 2.8% | 0 | 0.0 | — | | [StatTrak™ AK-47 \| Neon Rider (Battle-Scarred) StatTrak · weapon · covert](https://gambatracker.com/items/stattrak-ak-47-neon-rider-battle-scarred) | 25.0% | $74.20 106 coins | 1.0% | 0 | 0.0 | — | | [AWP \| Wildfire (Well-Worn) weapon · covert](https://gambatracker.com/items/awp-wildfire-well-worn) | 25.0% | $39.24 56.06 coins | 0.5% | 0 | 0.0 | — | | [P250 \| Undertow (Factory New) weapon · classified](https://gambatracker.com/items/p250-undertow-factory-new) | 30.0% | $36.88 52.69 coins | 0.6% | 0 | 0.0 | — | Values are CSGORoll'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 `csgoroll:graphql boxes.slots.rate`, 11 Nov, 08:26 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=csgoroll&case=gemstone) **No drops yet** No drop from this case seen yet. ## Observed RTP over time · daily, 30 days No history yet ## Catalog changes · price, advertised RTP and contents, per capture | Captured | Price | Advertised | Items | | --- | --- | --- | --- | | 8 Nov, 23:33 UTC | $2,027 | 90.91% | 18 | | 8 Nov, 17:30 UTC | $2,028 | 90.91% | 18 | | 3 Nov, 15:54 UTC | $2,033 | 90.91% | 18 | | 2 Nov, 21:39 UTC | $2,033 | 90.91% | 18 | Each opening is tested against the capture in force when it happened; a price or odds change starts a new one. listed legendary 5.4% base 0.5% remarkable 3.5% extraordinary 2.5% covert 58.1% classified 30.0% 18+ **Case opening is gambling with skins as the currency.** At 90.9% RTP, every $100 put into cases returns $90.91 on average: an expected loss of $9.09 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