wheel / two-color grade · dominant Green
Yellowish green
Group share
54%
Yellow-green group
Exact count
Not disclosed
GIA publishes group shares, not per-grade counts
Median USD per carat
$284k
n=4 included + 2 qualified · $144k–$512k · 1.73–3.07 ct · 1998–2007
Rarity-adjusted value
insufficient data
two-color grades have no published population
auction sales by intensity6 sales
- Fancy Deep$144k/ct · 2.03 ct · 2002
- Fancy Vivid$182k/ct · 1.75 ct · 1998$512k/ct · 1.73 ct · 2000
- Fancy Intense$387k/ct · 3.07 ct · 2007
- Fancy$16.4k/ct · 2.26 ct · 2022$725k/ct · 2.49 ct · 2014
- 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 | — | — | — | — | — | $371k · n=2 | — | — |
| Fancy Intense | 1 | $387k | $387k | — | — | — | — | — |
| Fancy Vivid | 2 | $347k | $347k | $182k – $512k | — | — | — | — |
| Fancy Deep | 1 | $144k | $144k | — | — | — | — | — |
methodologyshow
read before interpreting
Do not translate percentage to count; cohort denominator ambiguity.
related grades
auction sales4 included · 2 qualified
| ID | Intensity | Lot / stone | Carats | Clarity | Sale | Realised | USD / ct | Status | Sources |
|---|---|---|---|---|---|---|---|---|---|
| A410 | Fancy Vivid | AN EXTREMELY RARE UNMOUNTED OVAL-CUT FANCY VIVID YELLOWISH GREEN DIAMOND Loose oval diamond. | 1.75 ct | Not stated | Christie's Geneva · 21 May 1998 | CHF 465,500 $317,856 · FRED local units per USD; sale date | $182k | Included | lot · fx |
| A452 | Fancy Vivid | A BELLE EPOQUE FANCY VIVID YELLOWISH GREEN AND NEAR COLORLESS DIAMOND RING Belle Epoque ring, circa 1910; whole-lot auction result. | 1.73 ct | Not stated | Christie's New York · 11 Apr 2000 | USD 886,000 $886,000 · USD as reported | $512k | Included | lot |
| A470 | Fancy Deep | A RARE FANCY DEEP YELLOWISH GREEN DIAMOND RING, BY CARVIN FRENCH Whole-lot auction result divided by target carats; setting and accents are not deducted. | 2.03 ct | SI2 | Christie's Hong Kong · 30 Apr 2002 | HKD 2,274,100 $291,581 · FRED local units per USD; sale date | $144k | Included | lot · fx |
| A482 | Fancy Intense | AN EXQUISITE COLOURED DIAMOND AND DIAMOND RING Whole-lot auction result divided by target carats; setting and accents are not deducted. | 3.07 ct | Not stated | Christie's Hong Kong · 30 May 2007 | HKD 9,280,000 $1,189,073 · FRED local units per USD; sale date | $387k | Included | lot · fx |
| A47 | Fancy | Yellowish-green ear pendants, 1.25 + 1.01 ct Combined pair weight. Elaborate pink-tint and colorless diamond mounts materially contribute to lot value. | 2.26 ct | VS2 / VS1 | Phillips Hong Kong · 27 Nov 2022 | HKD 289,800 $37,076 · FRED local per USD; prior business day | $16.4k | Qualified | lot · fx |
| A493 | Fancy | A COLORED DIAMOND AND DIAMOND RING, BY JAR JAR signed historic ring; provenance and design premium. Catalogue notes earlier Christie’s sale 18 November 1998 lot 780. | 2.49 ct | I1 | Christie's New York · 16 Apr 2014 | USD 1,805,000 $1,805,000 · USD as reported | $725k | Qualified | lot |
supply evidence
this exact grade
| ID | Cohort | Intensity bin | Stones | Share | Period · scope | Limits | Source |
|---|---|---|---|---|---|---|---|
| S102 | Yellowish green | 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
R27
G4
Yellow-green group54%Exact count not stated
Green study color-distribution population · Pre-2018 study; last decade
Do not translate percentage to count; cohort denominator ambiguity.
Breeding et al. (2018), Natural-Color Green Diamonds: A Beautiful Conundrum · Hue distribution