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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 $673 AUD
$473 USD
As of October 30, 2026
Save $2,451 AUD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,124 AUD 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 $673 to $3,124, a $2,451 spread on the same certified stone. Brilliance lists it at $3,124. 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 30
Current: $3,124 AUD|Low: $646 AUD|High: $3,655 AUD|Avg: $1,803 AUD
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 30, 2026
Retailer 17$673 AUD
Retailer 3$753 AUD
Retailer 10$754 AUD
Retailer 4$836 AUD
Retailer 18$836 AUD
Retailer 14$1,032 AUD
Retailer 16$1,122 AUD
Retailer 2$1,385 AUD
Retailer 12$1,402 AUD
Retailer 7$1,405 AUD
Retailer 15$2,245 AUD
Retailer 6$2,420 AUD
Retailer 9$2,430 AUD
Retailer 8$2,649 AUD
Retailer 5$2,685 AUD
Retailer 11$2,726 AUD
Retailer 19$2,939 AUD
Retailer 13$3,084 AUD
Brilliance$3,124 AUD

44 data points across 19 retailers

19 retailers$673 AUD to $3,124 AUD

A
Cheapest Retailer
-
$673 AUD
$473 USD
A
Retailer 2
-
$753 AUD
$529 USD
View
Final sale: no returns
A
Retailer 3
-
$754 AUD
$530 USD
View
A
Retailer 4
-
$836 AUD
$587 USD
View
Retailer 5
-
$836 AUD
$587 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,032 AUD
$725 USD
View
B+
Retailer 7
-
$1,122 AUD
$788 USD
View
A
Retailer 8
-
$1,385 AUD
£766 GBP
View
A
Retailer 9
-
$1,402 AUD
€938 EUR
View
A
Retailer 10
-
$1,405 AUD
$987 USD
View
B+
Retailer 11
-
$2,245 AUD
$1,577 USD
View
B+
Retailer 12
-
$2,420 AUD
$1,700 USD
View
B+
Retailer 13
-
$2,430 AUD
£1,344 GBP
View
B+
Retailer 14
-
$2,649 AUD
SGD 2,515 SGD
View
B+
Retailer 15
-
$2,685 AUD
$1,886 USD
View
B+
Retailer 16
-
$2,726 AUD
$1,915 USD
View
B+
Retailer 17
-
$2,939 AUD
$2,065 USD
View
B+
Retailer 18
-
$3,084 AUD
£1,706 GBP
View
Most Expensive
B
Brilliance
D40253995 · Oct 27
$3,124 AUD
$2,195 USD
View
18 more retailers have this diamond
Prices start from $673 AUDSave up to $2,451 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
3.78ct Emerald
$673 AUD