Oval|Lab Grown|IGI

3.90ct E VS2 Oval Lab Grown Diamond

ID • E/VS2 • IGI LG818690181

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818690181

Diamond specifications and retailer prices

From $1,494 USD
A$2,298 AUD
As of October 29, 2026
11 retailers carry this diamond
Most expensive: $4,700 USD at Brilliant Earth · As of October 7, 2026
View at Brilliant Earth

About this 3.9ct lab-grown oval diamond

This 3.9ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818690181 or 818690181. Listed at 11 retailers as of October 29, 2026. 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

3.90
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818690181
Dimensions12.80 × 9.07 × 5.43 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm9.07 mm3.90 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818690181
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.9%

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 29
Current: $4,700 USD|Low: $755 USD|High: $7,210 USD|Avg: $2,123 USD|+19.6%
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
October 7, 2026
Retailer 10$755 USD
Retailer 11$819 USD
Retailer 4$839 USD
Retailer 2$1,015 USD
Retailer 3$1,310 USD
Retailer 7$1,494 USD
Retailer 5$1,513 USD
Retailer 12$1,562 USD
Retailer 6$2,781 USD
Retailer 9$3,071 USD
Retailer 13$4,530 USD
Retailer 8$4,531 USD
Brilliant Earth$4,700 USD

15 data points across 13 retailers

11 retailers

A
Retailer 1
-
$490 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$572 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$819 USD
View
Price last confirmed 23 days ago
B+
Retailer 4
-
$839 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$1,494 USD
A$2,298 AUD
View
A
Retailer 6
-
$1,513 USD
View
Price last confirmed 23 days ago
A
Retailer 7
-
$1,562 USD
View
Price last confirmed 23 days ago
B+
Retailer 8
-
$1,838 USD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$2,781 USD
A$4,279 AUD
View
Price last confirmed 24 days ago
B+
Retailer 10
-
$3,071 USD
£2,418 GBP
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
21686997A · Oct 7
$4,700 USD
View
Price last confirmed 22 days ago
10 more retailers have this diamond
Prices start from $1,494 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
3.90ct Oval
$1,494 USD