Radiant|Lab Grown|IGI

4.01ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG662468006

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

Certificate IGI LG662468006

Diamond specifications and retailer prices

From $1,691 USD
£1,332 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $3,596 USD at Rare Carat
View at Rare Carat

About this 4.01ct lab-grown radiant diamond

This 4.01ct 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 LG662468006 or 662468006. Listed at 2 retailers as of October 29, 2026. 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

4.01
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662468006
Dimensions10.69 × 7.93 × 5.36 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.69 mm7.93 mm4.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662468006
Side View
Table 62.0%Crown 44.5°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $3,502 USD|Low: $570 USD|High: $6,660 USD|Avg: $2,411 USD|-2.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
March 25, 2026
Retailer 2$571 USD
Retailer 4$585 USD
Retailer 10$589 USD
Retailer 8$680 USD
Retailer 6$907 USD
Retailer 9$1,179 USD
Retailer 11$1,762 USD
Retailer 5$2,042 USD
Retailer 7$3,018 USD
Rare Carat$3,502 USD
Retailer 3$6,660 USD

47 data points across 11 retailers

2 retailers

B+
Cheapest Retailer
-
$1,691 USD
£1,332 GBP
Most Expensive
Rare Carat
97233-C_l_662468006
$3,596 USD
View
1 more retailer has this diamond
Prices start from $1,691 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+
4.01ct Radiant
$1,691 USD