Emerald|Lab Grown|IGI

3.78ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG831605352

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831605352

Diamond specifications and retailer prices

From $750 USD
As of October 30, 2026
Save $6,210 USD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $8,270 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831605352 or 831605352. Listed at 25 retailers as of October 30, 2026, with a 828% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831605352
Dimensions10.92 × 7.13 × 4.80 mm
L/W Ratio1.53
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.92 mm7.13 mm3.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831605352
Side View
Table 69.0%Crown 36.1°Girdle: Slightly ThickPavilion 40.2°Culet: LargeDepth 67.3%

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 30
Current: $8,270 USD|Low: $750 USD|High: $8,360 USD|Avg: $2,682 USD
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
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Retailer 17
October 30, 2026
Retailer 17$750 USD
Retailer 8$839 USD
Retailer 3$869 USD
Retailer 12$1,045 USD
Retailer 6$1,228 USD
Retailer 10$1,474 USD
Retailer 9$1,547 USD
Retailer 16$2,068 USD
Retailer 13$2,165 USD
Retailer 11$2,228 USD
Retailer 5$2,603 USD
Retailer 4$2,652 USD
Retailer 7$2,939 USD
Retailer 14$3,605 USD
Retailer 15$3,617 USD
Retailer 2$6,960 USD
Brilliant Earth$8,270 USD

41 data points across 17 retailers

25 retailers$750 USD to $6,960 USD

Retailer 1
-
$720 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$750 USD
View
Retailer 3
-
$815 USD
View
Price last confirmed 24 days ago
A
Retailer 4
-
$839 USD
View
Final sale: no returns
A
Retailer 5
-
$869 USD
View
Retailer 6
-
$869 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$869 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$1,045 USD
View
A
Retailer 9
-
$1,228 USD
View
A
Retailer 10
-
$1,474 USD
£1,161 GBP
View
A
Retailer 11
-
$1,547 USD
View
B+
Retailer 12
-
$2,068 USD
View
Retailer 13
-
$2,165 USD
A$3,331 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$2,228 USD
ZAR 35,998 ZAR
View
Retailer 15
-
$2,603 USD
A$4,004 AUD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$2,652 USD
£2,088 GBP
View
Retailer 17
-
$2,698 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$2,698 USD
View
B
Retailer 19
-
$2,922 USD
View
B
Retailer 20
-
$2,939 USD
View
B
Retailer 21
-
$3,427 USD
View
Retailer 22
-
$3,605 USD
View
Price last confirmed 9 days ago
B
Retailer 23
-
$3,617 USD
£2,848 GBP
View
B
Retailer 24
-
$6,960 USD
View
Most Expensive
Brilliant Earth
21673130A · Oct 29
$8,270 USD
View
Price under review
24 more retailers have this diamond
Prices start from $750 USDSave up to $6,210 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
$750 USD