Emerald|Lab Grown|IGI

6.78ct D VVS2 Emerald Lab Grown Diamond

ID • D/VVS2 • IGI LG839668251

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839668251

Diamond specifications and retailer prices

From $1,825 USD
As of October 31, 2026
Save $8,005 USD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,830 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.78ct lab-grown emerald diamond

This 6.78ct 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 LG839668251 or 839668251. Listed at 19 retailers as of October 31, 2026, with prices from $1,825 to $9,830, a $8,005 spread on the same certified stone. Brilliant Earth lists it at $9,830. 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

6.78
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839668251
Dimensions12.86 × 8.71 × 6.05 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.86 mm8.71 mm6.78 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839668251
Side View
Table 67.0%Crown 45.1°Girdle: MediumPavilion 41.5°Culet: LargeDepth 69.5%

Caratlytics Score

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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: Oct 31
Current: $9,830 USD|Low: $1,825 USD|High: $9,840 USD|Avg: $4,701 USD|+0.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 6$1,825 USD
Retailer 10$1,938 USD
Retailer 3$2,060 USD
Retailer 12$2,678 USD
Retailer 16$2,702 USD
Retailer 14$2,848 USD
Retailer 18$3,259 USD
Retailer 7$3,508 USD
Retailer 13$3,658 USD
Retailer 5$3,917 USD
Retailer 2$5,094 USD
Retailer 4$5,103 USD
Retailer 15$5,427 USD
Retailer 11$5,670 USD
Retailer 9$6,637 USD
Retailer 8$6,898 USD
Retailer 17$9,193 USD
Brilliant Earth$9,830 USD

26 data points across 18 retailers

19 retailers$1,825 USD to $9,830 USD

A
Cheapest Retailer
-
$1,825 USD
Final sale: no returns
Retailer 2
-
$1,938 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$2,060 USD
View
A
Retailer 4
-
$2,678 USD
£2,109 GBP
View
A
Retailer 5
-
$2,702 USD
View
A
Retailer 6
-
$2,848 USD
€2,712 EUR
View
A
Retailer 7
-
$3,259 USD
View
Retailer 8
-
$3,508 USD
A$5,397 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$3,658 USD
ZAR 59,089 ZAR
View
B+
Retailer 10
-
$3,917 USD
£3,084 GBP
View
B+
Retailer 11
-
$5,094 USD
View
B+
Retailer 12
-
$5,103 USD
View
B+
Retailer 13
-
$5,427 USD
£4,273 GBP
View
B+
Retailer 14
-
$5,670 USD
A$8,723 AUD
View
B+
Retailer 15
-
$6,637 USD
View
B+
Retailer 16
-
$6,898 USD
SGD 9,321 SGD
View
Retailer 17
-
$9,015 USD
View
Price last confirmed 18 days ago
B
Retailer 18
-
$9,193 USD
View
Most Expensive
B
Brilliant Earth
21664354A · Oct 31
$9,830 USD
View
18 more retailers have this diamond
Prices start from $1,825 USDSave up to $8,005 USD

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
6.78ct Emerald
$1,825 USD