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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 $383 NZD
$216 USD
As of October 30, 2026
Save $2,260 NZD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,644 NZD 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 29, 2026, with prices from $383 to $2,644, a $2,260 spread on the same certified stone. Brilliant Earth lists it at $2,644. 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
Colour
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 30
Current: $2,644 NZD|Low: $311 NZD|High: $3,602 NZD|Avg: $1,037 NZD|-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 30, 2026
Retailer 15$383 NZD
Retailer 8$429 NZD
Retailer 10$445 NZD
Retailer 4$476 NZD
Retailer 6$476 NZD
Retailer 14$599 NZD
Retailer 5$814 NZD
Retailer 7$834 NZD
Retailer 2$883 NZD
Retailer 12$883 NZD
Retailer 13$1,075 NZD
Retailer 3$1,097 NZD
Retailer 16$1,531 NZD
Retailer 11$1,537 NZD
Retailer 9$1,918 NZD
Brilliant Earth$2,644 NZD

31 data points across 16 retailers

15 retailers$383 NZD to $2,644 NZD

A
Cheapest Retailer
-
$383 NZD
$216 USD
A
Retailer 2
-
$445 NZD
$251 USD
View
A
Retailer 3
-
$476 NZD
$268 USD
View
A
Retailer 4
-
$476 NZD
$268 USD
View
Retailer 5
-
$599 NZD
£266 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$814 NZD
$459 USD
View
A
Retailer 7
-
$883 NZD
£392 GBP
View
Retailer 8
-
$883 NZD
€474 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$1,075 NZD
$606 USD
View
A
Retailer 10
-
$1,097 NZD
$618 USD
View
B+
Retailer 11
-
$1,531 NZD
$863 USD
View
B+
Retailer 12
-
$1,537 NZD
$866 USD
View
B+
Retailer 13
-
$1,613 NZD
£716 GBP
View
B
Retailer 14
-
$1,918 NZD
£851 GBP
View
Most Expensive
B
Brilliant Earth
7753016A · Oct 29
$2,644 NZD
$1,490 USD
View
14 more retailers have this diamond
Prices start from $383 NZDSave up to $2,260 NZD

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
$383 NZD