Radiant|Lab Grown|IGI

4.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG673423536

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG673423536

Diamond specifications and retailer prices

From $454 USD
As of October 27, 2026
Save $1,624 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,078 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.07ct lab-grown radiant diamond

This 4.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG673423536 or 673423536. Listed at 12 retailers as of October 27, 2026, with prices from $454 to $2,078, a $1,624 spread on the same certified stone. MOH London lists it at $2,078. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.07
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673423536
Dimensions11.36 × 7.82 × 5.17 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm7.82 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673423536
Side View
Table 65.0%Crown 44.6°Girdle: STK-THKPavilion 34.4°Culet: NoneDepth 66.1%

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 27
Current: $2,078 USD|Low: $454 USD|High: $6,790 USD|Avg: $1,956 USD
MOH London
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
October 29, 2026
Retailer 5$454 USD
Retailer 11$472 USD
Retailer 4$508 USD
Retailer 9$563 USD
Retailer 13$627 USD
Retailer 10$705 USD
Retailer 3$882 USD
Retailer 12$906 USD
Retailer 2$931 USD
Retailer 6$1,245 USD
Retailer 15$1,401 USD
Retailer 14$1,809 USD
MOH London$2,078 USD
Retailer 16$2,490 USD
Retailer 7$4,890 USD
Retailer 8$6,790 USD

3 data points across 16 retailers

12 retailers$454 USD to $2,078 USD

A
Cheapest Retailer
-
$454 USD
A
Retailer 2
-
$472 USD
£372 GBP
View
A
Retailer 3
-
$508 USD
View
A
Retailer 4
-
$563 USD
View
A
Retailer 5
-
$627 USD
HK$4,900 HKD
View
A
Retailer 6
-
$705 USD
View
B+
Retailer 7
-
$882 USD
View
A
Retailer 8
-
$906 USD
View
A
Retailer 9
-
$931 USD
£733 GBP
View
B+
Retailer 10
-
$1,401 USD
View
B+
Retailer 11
-
$1,809 USD
View
Most Expensive
B
MOH London
LG673423536 · Oct 29
$2,078 USD
£1,636 GBP
View
11 more retailers have this diamond
Prices start from $454 USDSave up to $1,624 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
4.07ct Radiant
$454 USD