wheel / two-color grade · dominant Blue
Greenish blue
Group share
9%
Green-blue group
Exact count
Not disclosed
GIA publishes group shares, not per-grade counts
Median USD per carat
$176k
n=2 included + 1 qualified · $130k–$221k · 1.62–5.42 ct · 2005–2022
Rarity-adjusted value
insufficient data
two-color grades have no published population
auction sales by intensity3 sales
- Fancy Deep—
- Fancy Vivid$221k/ct · 1.62 ct · 2005$332k/ct · 1.62 ct · 2007
- Fancy Intense—
- Fancy$130k/ct · 5.42 ct · 2022
- 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 | 1 | $130k | $130k | — | $130k · n=1 | — | — | — |
| Fancy Intense | — | — | — | — | — | — | — | — |
| Fancy Vivid | 1 | $221k | $221k | — | — | $332k · n=1 | — | — |
| Fancy Deep | — | — | — | — | — | — | — | — |
methodologyshow
read before interpreting
Group label. Green-blue versus greenish blue allocation is not disclosed.
related grades
auction sales2 included · 1 qualified
| ID | Intensity | Lot / stone | Carats | Clarity | Sale | Realised | USD / ct | Status | Sources |
|---|---|---|---|---|---|---|---|---|---|
| A50 | Fancy Vivid | A RARE FANCY VIVID GREENISH BLUE DIAMOND, SEED PEARL AND DIAMOND RING Previously Excluded for missing GIA attribution. Original 2005 lot now verifies GIA 13780794 and natural Fancy Vivid Greenish Blue. Local result HKD 2,752,000; USD 357,760 as quoted in Christie’s 2006 retrospective. Same stone resold in 2007, new C4917154. | 1.62 ct | VS1 | Christie's Hong Kong · 1 Jun 2005 | HKD 2,752,000 $357,760 · USD as reported | $221k | Included | lot · result |
| A729 | Fancy | COLORED DIAMOND RING Whole-lot auction result divided by target carats; setting and accents are not deducted. | 5.42 ct | I2 | Christie's New York · 6 Dec 2022 | USD 705,600 $705,600 · USD as reported | $130k | Included | lot |
| A481 | Fancy Vivid | A COLOURED DIAMOND, CULTURED SEED PEARL AND DIAMOND RING Repeat gemstone, distinct 2007 transaction; also recorded at Christie’s 2005 sale C4503848. Same GIA report and weight, seed pearl ring. | 1.62 ct | VS1 | Christie's Hong Kong · 30 May 2007 | HKD 4,200,000 $538,158 · FRED local units per USD; sale date | $332k | Qualified | lot · fx |
supply evidence
this exact grade
| ID | Cohort | Intensity bin | Stones | Share | Period · scope | Limits | Source |
|---|---|---|---|---|---|---|---|
| S095 | Greenish blue | 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
R19
G3
Green-blue group9% of >15,000Exact count not stated
>15,000 blue/gray/violet study submissions · Pre-2018 study; last decade
Group label. Green-blue versus greenish blue allocation is not disclosed.