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Radiant|Lab Grown|IGI

2.29ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG787641684

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

Certificate IGI LG787641684

Diamond specifications and retailer prices

From $426 USD
As of October 30, 2026
Save $1,554 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,980 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.29ct lab-grown radiant diamond

This 2.29ct 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 LG787641684 or 787641684. Listed at 17 retailers as of October 30, 2026, with prices from $426 to $1,980, a $1,554 spread on the same certified stone. Brilliant Earth lists it at $1,980. 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

2.29
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787641684
Dimensions9.27 × 6.48 × 4.30 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.27 mm6.48 mm2.29 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787641684
Side View
Table 69.0%Crown 42.3°Girdle: MediumPavilion 32.4°Culet: NoneDepth 66.4%

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: $1,980 USD|Low: $409 USD|High: $3,870 USD|Avg: $1,090 USD|-34.7%
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
Retailer 17
October 30, 2026
Retailer 15$426 USD
Retailer 16$476 USD
Retailer 5$477 USD
Retailer 6$528 USD
Retailer 17$528 USD
Retailer 12$664 USD
Retailer 11$675 USD
Retailer 8$799 USD
Retailer 4$831 USD
Retailer 7$833 USD
Retailer 2$870 USD
Retailer 13$1,480 USD
Retailer 3$1,696 USD
Retailer 9$1,729 USD
Retailer 14$1,913 USD
Retailer 10$1,949 USD
Brilliant Earth$1,980 USD

43 data points across 17 retailers

17 retailers$426 USD to $1,980 USD

A
Cheapest Retailer
-
$426 USD
A
Retailer 2
-
$476 USD
View
Final sale: no returns
A
Retailer 3
-
$477 USD
View
A
Retailer 4
-
$528 USD
View
A
Retailer 5
-
$528 USD
View
Retailer 6
-
$664 USD
£523 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$675 USD
View
B+
Retailer 8
-
$799 USD
View
B+
Retailer 9
-
$831 USD
View
B+
Retailer 10
-
$833 USD
View
B+
Retailer 11
-
$870 USD
£685 GBP
View
B
Retailer 12
-
$1,480 USD
View
B
Retailer 13
-
$1,696 USD
View
B
Retailer 14
-
$1,729 USD
View
B
Retailer 15
-
$1,913 USD
View
B
Retailer 16
-
$1,949 USD
£1,535 GBP
View
Most Expensive
B
Brilliant Earth
21067474A · Oct 30
$1,980 USD
View
16 more retailers have this diamond
Prices start from $426 USDSave up to $1,554 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
2.29ct Radiant
$426 USD