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Emerald|Lab Grown|IGI

3.78ct D VS2 Emerald Lab Grown Diamond

ID • D/VS2 • IGI LG776642128

Shape and cutting style on the report: Emerald cut

Certificate IGI LG776642128

Diamond specifications and retailer prices

From $473 USD
As of October 27, 2026
Save $1,722 USD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,195 USD at Brilliance · As of October 27, 2026
View at Brilliance

About this 3.78ct lab-grown emerald diamond

This 3.78ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776642128 or 776642128. Listed at 19 retailers as of October 27, 2026, with prices from $473 to $2,195, a $1,722 spread on the same certified stone. Brilliance lists it at $2,195. 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

3.78
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776642128
Dimensions10.64 × 6.81 × 4.81 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm6.81 mm3.78 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776642128
Side View
Table 62.0%Crown 36.7°Girdle: Slightly ThickPavilion 37°Culet: LargeDepth 70.6%

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: Oct 27
Current: $2,195 USD|Low: $454 USD|High: $2,568 USD|Avg: $1,266 USD
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 19
October 29, 2026
Retailer 17$473 USD
Retailer 3$529 USD
Retailer 10$530 USD
Retailer 4$587 USD
Retailer 18$587 USD
Retailer 14$725 USD
Retailer 16$788 USD
Retailer 2$970 USD
Retailer 12$985 USD
Retailer 7$987 USD
Retailer 15$1,577 USD
Retailer 6$1,700 USD
Retailer 9$1,707 USD
Retailer 8$1,861 USD
Retailer 5$1,886 USD
Retailer 11$1,915 USD
Retailer 19$2,065 USD
Retailer 13$2,167 USD
Brilliance$2,195 USD

43 data points across 19 retailers

19 retailers$473 USD to $2,195 USD

A
Cheapest Retailer
-
$473 USD
A
Retailer 2
-
$529 USD
View
Final sale: no returns
A
Retailer 3
-
$530 USD
View
A
Retailer 4
-
$587 USD
View
A
Retailer 5
-
$587 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$725 USD
View
B+
Retailer 7
-
$788 USD
View
A
Retailer 8
-
$970 USD
£764 GBP
View
A
Retailer 9
-
$985 USD
€938 EUR
View
A
Retailer 10
-
$987 USD
View
B+
Retailer 11
-
$1,577 USD
View
B+
Retailer 12
-
$1,700 USD
View
B+
Retailer 13
-
$1,707 USD
£1,344 GBP
View
B+
Retailer 14
-
$1,861 USD
SGD 2,515 SGD
View
B+
Retailer 15
-
$1,886 USD
View
B+
Retailer 16
-
$1,915 USD
View
B+
Retailer 17
-
$2,065 USD
View
B+
Retailer 18
-
$2,167 USD
£1,706 GBP
View
Most Expensive
B
Brilliance
D40253995 · Oct 27
$2,195 USD
View
18 more retailers have this diamond
Prices start from $473 USDSave up to $1,722 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
3.78ct Emerald
$473 USD