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Oval|Lab Grown|IGI

3.91ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG821652360

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821652360

Diamond specifications and retailer prices

From $545 USD
As of October 29, 2026
Save $2,520 USD (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,065 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG821652360 or 821652360. Listed at 4 retailers as of October 28, 2026, with prices from $545 to $3,065, a $2,520 spread on the same certified stone. Rare Carat lists it at $3,065. 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 angle37.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821652360
Dimensions12.50 × 8.71 × 5.52 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.50 mm8.71 mm3.91 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821652360
Side View
Table 59.0%Crown 37.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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: $3,065 USD|Low: $545 USD|High: $3,095 USD|Avg: $1,409 USD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$545 USD
Retailer 5$735 USD
Retailer 6$963 USD
Retailer 3$1,043 USD
Retailer 4$1,524 USD
Retailer 7$1,671 USD
Retailer 8$2,075 USD
Rare Carat$3,065 USD

37 data points across 8 retailers

4 retailers$545 USD to $3,065 USD

A
Cheapest Retailer
-
$545 USD
Final sale: no returns
A
Retailer 2
-
$1,043 USD
£821 GBP
View
B+
Retailer 3
-
$1,524 USD
View
Price last confirmed 43 days ago
Most Expensive
B
Rare Carat
821652360 · Oct 28
$3,065 USD
View
3 more retailers have this diamond
Prices start from $545 USDSave up to $2,520 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
$545 USD