Marquise|Lab Grown|IGI

4.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG807604599

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG807604599

Diamond specifications and retailer prices

From $702 USD
As of October 29, 2026
Save $4,988 USD (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,690 USD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 4.05ct lab-grown marquise diamond

This 4.05ct lab-grown marquise 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 LG807604599 or 807604599. Listed at 5 retailers as of October 24, 2026, with prices from $702 to $5,690, a $4,988 spread on the same certified stone. Brilliant Earth lists it at $5,690. 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

4.05
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807604599
Dimensions15.69 × 8.34 × 15.69 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.69 mm8.34 mm4.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807604599
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,690 USD|Low: $451 USD|High: $6,040 USD|Avg: $2,010 USD|-5.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 11$451 USD
Retailer 4$702 USD
Retailer 8$880 USD
Retailer 7$1,174 USD
Retailer 2$1,199 USD
Retailer 6$1,622 USD
Retailer 3$1,790 USD
Retailer 10$2,057 USD
Retailer 9$2,466 USD
Retailer 5$3,110 USD
Brilliant Earth$5,690 USD

33 data points across 11 retailers

5 retailers$702 USD to $5,690 USD

A
Cheapest Retailer
-
$702 USD
Final sale: no returns
A
Retailer 2
-
$1,199 USD
£944 GBP
View
B+
Retailer 3
-
$3,017 USD
A$4,642 AUD
View
Price last confirmed 117 days ago
B+
Retailer 4
-
$3,110 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20145913A · Oct 24
$5,690 USD
View
4 more retailers have this diamond
Prices start from $702 USDSave up to $4,988 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
4.05ct Marquise
$702 USD