Oval|Lab Grown|IGI

3.91ct E VS1 Oval Lab Grown Diamond

E/VS1 • IGI LG784651907

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784651907

Diamond specifications and retailer prices

From $3,097 USD
As of October 30, 2026
14 retailers carry this diamond
Most expensive: $9,000 USD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 3.91ct lab-grown oval diamond

This 3.91ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG784651907 or 784651907. Listed at 14 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.91
Carat
E
Color
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784651907
Dimensions8.97 × 8.97 × 5.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.97 mm8.97 mm3.91 ctE / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784651907
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $9,000 USD|Low: $745 USD|High: $9,070 USD|Avg: $2,482 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 20, 2026
Retailer 15$825 USD
Retailer 13$870 USD
Retailer 5$891 USD
Retailer 6$910 USD
Retailer 14$1,099 USD
Retailer 8$1,122 USD
Retailer 10$1,202 USD
Retailer 4$1,502 USD
Retailer 2$1,613 USD
Retailer 18$1,703 USD
Retailer 16$1,775 USD
Retailer 9$2,188 USD
Retailer 3$2,903 USD
Retailer 7$3,097 USD
Retailer 12$3,313 USD
Retailer 11$4,234 USD
Retailer 17$4,564 USD
Retailer 19$4,930 USD
Brilliant Earth$9,000 USD

17 data points across 19 retailers

14 retailers

Retailer 1
-
$825 USD
Price last confirmed 7 days ago
Retailer 2
-
$870 USD
£685 GBP
View
Price last confirmed 11 days ago
Retailer 3
-
$891 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$910 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$1,502 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$1,613 USD
A$2,482 AUD
View
Price last confirmed 10 days ago
Retailer 7
-
$1,703 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$1,775 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$2,903 USD
A$4,466 AUD
View
Price last confirmed 22 days ago
B
Retailer 10
-
$3,097 USD
View
Retailer 11
-
$3,313 USD
£2,609 GBP
View
Price last confirmed 11 days ago
Retailer 12
-
$4,564 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$4,930 USD
View
Price last confirmed 7 days ago
Most Expensive
Brilliant Earth
21683456A · Oct 22
$9,000 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $3,097 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.

B
3.91ct Oval
$3,097 USD