Entry
CommercialPrice index103.0▲ 0.8% qtr
Q1 2025Q2 2026
Example grade (e.g.)India / TanzaniaYellow / orange aventurescentSI clarity · Untreated< 2 ct
Market band$2 to $4 / ct
The Gemius IndexSUN
Sunstone
Four market segments for sunstone, Entry to Investor. Each shows its price index, market band and an example grade. Refreshed every quarter.
By market segment
Where a sunstone lands depends on its origin, colour, clarity, treatment and size.
Mid
GoodPrice index112.0▲ 2.8% qtr
Q1 2025Q2 2026
Example grade (e.g.)USA OregonYellow / peachVS clarity · Untreated2 – 5 ct
Market band$20 to $95 / ct
Premium
Fine · HeadlinePrice index118.0▲ 4.0% qtr
Q1 2025Q2 2026
Example grade (e.g.)USA OregonSaturated red / greenVVS clarity · Untreated3 – 8 ct
Market band$500 to $1,500 / ct
Investor
Extra-FinePrice index124.0▲ 5.1% qtr
Q1 2025Q2 2026
Example grade (e.g.)USA OregonBicolor red-green flameVVS clarity · Untreated8 ct +
Market band$1,600+ / 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 · unheatedTanzaniteZoisite · Tanzania onlyTopazImperial · BrazilTourmalineMulti-color · elbaiteZirconHigh dispersion · Cambodia