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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 $842 NZD
$473 USD
As of October 27, 2026
Save $3,066 NZD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,908 NZD 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 $842 to $3,908, a $3,066 spread on the same certified stone. Brilliance lists it at $3,908. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $3,908 NZD|Low: $808 NZD|High: $4,572 NZD|Avg: $2,254 NZD
Brilliance
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
Retailer 19
October 29, 2026
Retailer 17$842 NZD
Retailer 3$942 NZD
Retailer 10$944 NZD
Retailer 4$1,045 NZD
Retailer 18$1,045 NZD
Retailer 14$1,291 NZD
Retailer 16$1,403 NZD
Retailer 2$1,728 NZD
Retailer 12$1,754 NZD
Retailer 7$1,757 NZD
Retailer 15$2,808 NZD
Retailer 6$3,027 NZD
Retailer 9$3,039 NZD
Retailer 8$3,314 NZD
Retailer 5$3,358 NZD
Retailer 11$3,410 NZD
Retailer 19$3,677 NZD
Retailer 13$3,858 NZD
Brilliance$3,908 NZD

43 data points across 19 retailers

19 retailers$842 NZD to $3,908 NZD

A
Cheapest Retailer
-
$842 NZD
$473 USD
A
Retailer 2
-
$942 NZD
$529 USD
View
Final sale: no returns
A
Retailer 3
-
$944 NZD
$530 USD
View
A
Retailer 4
-
$1,045 NZD
$587 USD
View
Retailer 5
-
$1,045 NZD
$587 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,291 NZD
$725 USD
View
B+
Retailer 7
-
$1,403 NZD
$788 USD
View
A
Retailer 8
-
$1,728 NZD
£764 GBP
View
A
Retailer 9
-
$1,754 NZD
€938 EUR
View
A
Retailer 10
-
$1,757 NZD
$987 USD
View
B+
Retailer 11
-
$2,808 NZD
$1,577 USD
View
B+
Retailer 12
-
$3,027 NZD
$1,700 USD
View
B+
Retailer 13
-
$3,039 NZD
£1,344 GBP
View
B+
Retailer 14
-
$3,314 NZD
SGD 2,515 SGD
View
B+
Retailer 15
-
$3,358 NZD
$1,886 USD
View
B+
Retailer 16
-
$3,410 NZD
$1,915 USD
View
B+
Retailer 17
-
$3,677 NZD
$2,065 USD
View
B+
Retailer 18
-
$3,858 NZD
£1,706 GBP
View
Most Expensive
B
Brilliance
D40253995 · Oct 27
$3,908 NZD
$2,195 USD
View
18 more retailers have this diamond
Prices start from $842 NZDSave up to $3,066 NZD

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
$842 NZD