Entry
CommercialPrice index101.0▲ 0.2% qtr
Q1 2025Q2 2026
Example grade (e.g.)Cambodia / Sri LankaSky / pale blueHeated · SI clarity< 2 ct
Market band$95 to $140 / ct
The Gemius IndexZIR
Zircon
Four market segments for zircon, Entry to Investor. Each shows its price index, market band and an example grade. Refreshed every quarter.
By market segment
Where a zircon lands depends on its origin, colour, clarity, treatment and size.
Mid
GoodPrice index104.0▲ 1.0% qtr
Q1 2025Q2 2026
Example grade (e.g.)Cambodia RatanakiriVivid blueHeated · VS clarity2 – 5 ct
Market band$150 to $210 / ct
Premium
Fine · HeadlinePrice index110.0▲ 2.3% qtr
Q1 2025Q2 2026
Example grade (e.g.)Cambodia / Sri LankaVivid blue or honey-yellowVVS clarity5 – 10 ct
Market band$210 to $340 / ct
Investor
Extra-FinePrice index112.0▲ 2.8% qtr
Q1 2025Q2 2026
Example grade (e.g.)Cambodia RatanakiriTop vivid blueVVS clarity · Heated10 ct +
Market band$400+ / ct
Price index base 100 at Q1 2025. Market band is the per-carat range across the segment. Example grades are illustrative, not an offer to buy or sell. As of Q2 2026.
Other gems
See the market data for any other species we cover.
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AlexandriteColor change · RussiaAmberOrganic · BalticAmethystPurple quartz · UruguayAmetrineBicolor quartz · BoliviaAquamarineBeryl · blueCitrineYellow quartzEmeraldBeryl · ColombiaGarnetMulti-variety · pyrope to demantoidIoliteCordierite · pleochroicJadeiteImperial green · MyanmarKunziteSpodumene · pinkMoonstoneAdularescence · feldsparMorganiteBeryl · pinkOpalPlay of color · AustraliaPeridotOlivine · PakistanRubyHardness 9 · red corundumSapphireHardness 9 · blue corundumSpinelHardness 8 · unheatedSunstoneAventurescence · OregonTanzaniteZoisite · Tanzania onlyTopazImperial · BrazilTourmalineMulti-color · elbaite