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Radiant|Lab Grown|IGI

1.46ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG665410889

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

Certificate IGI LG665410889

Diamond specifications and retailer prices

From $842 CAD
£474 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $1,157 CAD at Rare Carat
View at Rare Carat

About this 1.46ct lab-grown radiant diamond

This 1.46ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG665410889 or 665410889. Listed at 2 retailers as of October 29, 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

1.46
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665410889
Dimensions8.03 × 5.50 × 3.76 mm
L/W Ratio1.46
Top View
8.03 mm5.50 mm1.46 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665410889
Side View
Table 65.0%Crown 46.7°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 68.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,157 CAD|Low: $487 CAD|High: $1,157 CAD|Avg: $805 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
September 26, 2026
Retailer 3$487 CAD
Retailer 4$720 CAD
Retailer 2$842 CAD
Rare Carat$1,157 CAD

10 data points across 4 retailers

2 retailers

B+
Cheapest Retailer
-
$842 CAD
£474 GBP
Most Expensive
Rare Carat
665410889
$1,157 CAD
$826 USD
View
1 more retailer has this diamond
Prices start from $842 CAD

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+
1.46ct Radiant
$842 CAD