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Emerald|Lab Grown|IGI

6.66ct D VVS2 Emerald Lab Grown Diamond

ID • D/VVS2 • IGI LG840656812

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840656812

Diamond specifications and retailer prices

From $3,746 AUD
£2,072 GBP
As of November 2, 2026
Save $10,006 AUD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $13,752 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.66ct lab-grown emerald diamond

This 6.66ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840656812 or 840656812. Listed at 12 retailers as of October 31, 2026, with prices from $3,746 to $13,752, a $10,006 spread on the same certified stone. Brilliant Earth lists it at $13,752. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.66
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840656812
Dimensions12.73 × 8.74 × 5.98 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.73 mm8.74 mm6.66 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840656812
Side View
Table 65.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.2°Culet: LargeDepth 68.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $13,752 AUD|Low: $3,723 AUD|High: $25,966 AUD|Avg: $9,060 AUD|-47.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2$3,746 AUD
Retailer 9$3,780 AUD
Retailer 8$3,981 AUD
Retailer 7$5,116 AUD
Retailer 11$7,024 AUD
Retailer 4$7,259 AUD
Retailer 5$7,552 AUD
Retailer 6$7,929 AUD
Retailer 3$9,287 AUD
Retailer 12$9,662 AUD
Retailer 10$12,855 AUD
Brilliant Earth$13,752 AUD

34 data points across 12 retailers

12 retailers$3,746 AUD to $13,752 AUD

A
Cheapest Retailer
-
$3,746 AUD
£2,072 GBP
A
Retailer 2
-
$3,780 AUD
$2,655 USD
View
A
Retailer 3
-
$3,981 AUD
€2,663 EUR
View
A
Retailer 4
-
$5,116 AUD
ZAR 58,061 ZAR
View
B+
Retailer 5
-
$7,024 AUD
$4,934 USD
View
B+
Retailer 6
-
$7,259 AUD
$5,099 USD
View
B+
Retailer 7
-
$7,552 AUD
£4,177 GBP
View
B+
Retailer 8
-
$7,929 AUD
View
B+
Retailer 9
-
$9,287 AUD
$6,523 USD
View
B+
Retailer 10
-
$9,662 AUD
SGD 9,172 SGD
View
B
Retailer 11
-
$12,855 AUD
$9,030 USD
View
Most Expensive
B
Brilliant Earth
21674625A · Oct 31
$13,752 AUD
$9,660 USD
View
11 more retailers have this diamond
Prices start from $3,746 AUDSave up to $10,006 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.66ct Emerald
$3,746 AUD