Radiant|Lab Grown|IGI

2.47ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG847681658

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

Certificate IGI LG847681658

Diamond specifications and retailer prices

From $577 USD
£455 GBP
As of October 27, 2026
Save $2,903 USD (83%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,480 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 2.47ct lab-grown radiant diamond

This 2.47ct 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 LG847681658 or 847681658. Listed at 2 retailers as of October 26, 2026, with prices from $577 to $3,480, a $2,903 spread on the same certified stone. Brilliant Earth lists it at $3,480. 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

2.47
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847681658
Dimensions9.31 × 6.70 × 4.52 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm6.70 mm2.47 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847681658
Side View
Table 64.0%Crown 46.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $3,480 USD|Low: $577 USD|High: $3,480 USD|Avg: $2,029 USD
Brilliant Earth
Retailer 2
October 27, 2026
Retailer 2$577 USD
Brilliant Earth$3,480 USD

2 data points across 2 retailers

2 retailers$577 USD to $3,480 USD

A
Cheapest Retailer
-
$577 USD
£455 GBP
Most Expensive
B
Brilliant Earth
22236184A · Oct 26
$3,480 USD
View
1 more retailer has this diamond
Prices start from $577 USDSave up to $2,903 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
2.47ct Radiant
$577 USD