wheel / two-color grade · dominant Purple
Gray-purple
Group share
1%
Purple with gray or brown modifiers
Exact count
Not disclosed
GIA publishes group shares, not per-grade counts
Median USD per carat
—
no auction sale
Rarity-adjusted value
insufficient data
two-color grades have no published population
auction sales by intensity0 sales
- Fancy Deep—
- Fancy Vivid—
- Fancy Intense—
- Fancy—
- Fancy Light—
price by intensity
| Intensity | Included n | Median $/ct | Mean $/ct | Low – high | Since 2020 | Qualified | Study stones | Share of cohort |
|---|---|---|---|---|---|---|---|---|
| Fancy Light | — | — | — | — | — | — | — | — |
| Fancy | — | — | — | — | — | — | — | — |
| Fancy Intense | — | — | — | — | — | — | — | — |
| Fancy Vivid | — | — | — | — | — | — | — | — |
| Fancy Deep | — | — | — | — | — | — | — | — |
methodologyshow
read before interpreting
Combined group with gray or brown; no separate exact-hue counts.
related grades
auction sales0 included · 0 qualified
No auction sale in this dataset.
supply evidence
this exact grade
| ID | Cohort | Intensity bin | Stones | Share | Period · scope | Limits | Source |
|---|---|---|---|---|---|---|---|
| S116 | Gray-purple | Individual intensity bins | — | — | Reviewed GIA papers, 2002–2025 Evidence gap for exact grade | An all-intensity hue count or pooled-family distribution does not disclose this exact hue’s distribution. Blank numeric cells mean unavailable, not zero. | See GIA Evidence hue cohorts |
evidence
R15
G2
Purple with gray or brown modifiers1% of >90,000Exact count not stated
>90,000 pink/purple/red/brown study submissions · 2008-01 through 2016-12
Combined group with gray or brown; no separate exact-hue counts.
Eaton-Magaña et al. (2018), Natural-Color Pink, Purple, Red, and Brown Diamonds: Band of Many Colors · Color-distribution text