Oval|Lab Grown|IGI

3.91ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG839685175

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839685175

Diamond specifications and retailer prices

From $552 USD
As of October 29, 2026
Save $3,418 USD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,970 USD at Brilliant Earth · As of October 28, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839685175 or 839685175. Listed at 4 retailers as of October 28, 2026, with prices from $552 to $3,970, a $3,418 spread on the same certified stone. Brilliant Earth lists it at $3,970. 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

3.91
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839685175
Dimensions13.03 × 9.00 × 5.31 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.03 mm9.00 mm3.91 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839685175
Side View
Table 62.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $3,970 USD|Low: $552 USD|High: $3,970 USD|Avg: $2,308 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$552 USD
Retailer 2$1,050 USD
Retailer 4$3,065 USD
Brilliant Earth$3,970 USD

24 data points across 4 retailers

4 retailers$552 USD to $3,970 USD

A
Cheapest Retailer
-
$552 USD
Final sale: no returns
A
Retailer 2
-
$1,050 USD
£827 GBP
View
Retailer 3
-
$3,065 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21619636A · Oct 28
$3,970 USD
View
3 more retailers have this diamond
Prices start from $552 USDSave up to $3,418 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
3.91ct Oval
$552 USD