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Radiant|Lab Grown|IGI

2.01ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG591378447

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

Certificate IGI LG591378447

Diamond specifications and retailer prices

From $216 USD
As of October 27, 2026
Save $1,274 USD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,490 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.01ct lab-grown radiant diamond

This 2.01ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG591378447 or 591378447. Listed at 15 retailers as of October 27, 2026, with prices from $216 to $1,490, a $1,274 spread on the same certified stone. Brilliant Earth lists it at $1,490. 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

2.01
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591378447
Dimensions9.06 × 6.14 × 4.21 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.06 mm6.14 mm2.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591378447
Side View
Table 64.0%Crown 44.1°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.6%

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: $1,490 USD|Low: $175 USD|High: $2,030 USD|Avg: $585 USD|-26.6%
Brilliant Earth
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 15$216 USD
Retailer 8$242 USD
Retailer 10$251 USD
Retailer 4$268 USD
Retailer 6$268 USD
Retailer 14$338 USD
Retailer 5$459 USD
Retailer 7$470 USD
Retailer 2$496 USD
Retailer 12$498 USD
Retailer 13$606 USD
Retailer 3$618 USD
Retailer 16$863 USD
Retailer 11$866 USD
Retailer 9$1,081 USD
Brilliant Earth$1,490 USD

30 data points across 16 retailers

15 retailers$216 USD to $1,490 USD

A
Cheapest Retailer
-
$216 USD
A
Retailer 2
-
$251 USD
View
A
Retailer 3
-
$268 USD
View
A
Retailer 4
-
$268 USD
View
A
Retailer 5
-
$338 USD
£266 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$459 USD
View
A
Retailer 7
-
$496 USD
£391 GBP
View
A
Retailer 8
-
$498 USD
€474 EUR
View
A
Retailer 9
-
$606 USD
View
A
Retailer 10
-
$618 USD
View
B+
Retailer 11
-
$863 USD
View
B+
Retailer 12
-
$866 USD
View
B+
Retailer 13
-
$909 USD
£716 GBP
View
B+
Retailer 14
-
$1,081 USD
£851 GBP
View
Most Expensive
B
Brilliant Earth
7753016A · Oct 29
$1,490 USD
View
14 more retailers have this diamond
Prices start from $216 USDSave up to $1,274 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
2.01ct Radiant
$216 USD