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Radiant|Lab Grown|IGI

3.03ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG667460312

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

Certificate IGI LG667460312

Diamond specifications and retailer prices

From €1,142 EUR
As of November 5, 2026
2 retailers carry this diamond
Most expensive: €2,590 EUR at Rare Carat · As of December 10, 2025
View at Rare Carat

About this 3.03ct lab-grown radiant diamond

This 3.03ct 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 LG667460312 or 667460312. Listed at 2 retailers as of November 5, 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

3.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667460312
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Top View
10.37 mm7.13 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667460312
Side View
Table 66.0%Crown 45°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: €2,590 EUR|Low: €409 EUR|High: €4,505 EUR|Avg: €1,718 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
March 23, 2026
Retailer 2€410 EUR
Retailer 6€533 EUR
Retailer 4€730 EUR
Retailer 5€757 EUR
Retailer 7€929 EUR
Retailer 3€1,107 EUR
Rare Carat€2,590 EUR
Retailer 8€4,505 EUR

47 data points across 8 retailers

2 retailers

B+
Cheapest Retailer
-
€1,142 EUR
Most Expensive
Rare Carat
667460312 · Dec 10
€2,590 EUR
$2,892 USD
View
Price last confirmed 331 days ago
1 more retailer has this diamond
Prices start from €1,142 EUR

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+
3.03ct Radiant
€1,142 EUR