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Radiant|Lab Grown|IGI

1.29ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG837604455

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

Certificate IGI LG837604455

Diamond specifications and retailer prices

From $339 CAD
$242 USD
As of October 27, 2026
Save $1,348 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,687 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837604455 or 837604455. Listed at 11 retailers as of October 26, 2026, with prices from $339 to $1,687, a $1,348 spread on the same certified stone. MOH London lists it at $1,687. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837604455
Dimensions7.84 × 5.33 × 3.53 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm5.33 mm1.29 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837604455
Side View
Table 65.0%Crown 43.2°Girdle: MediumPavilion 34.6°Culet: NoneDepth 66.2%

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 27
Current: $1,687 CAD|Low: $326 CAD|High: $1,705 CAD|Avg: $1,007 CAD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$339 CAD
Retailer 6$393 CAD
Retailer 2$447 CAD
Retailer 4$697 CAD
Retailer 10$864 CAD
Retailer 3$1,025 CAD
Retailer 8$1,352 CAD
Retailer 5$1,356 CAD
Retailer 9$1,496 CAD
MOH London$1,687 CAD

30 data points across 10 retailers

11 retailers$339 CAD to $1,687 CAD

A
Cheapest Retailer
-
$339 CAD
$242 USD
A
Retailer 2
-
$393 CAD
$281 USD
View
A
Retailer 3
-
$447 CAD
£252 GBP
View
A
Retailer 4
-
$697 CAD
€474 EUR
View
A
Retailer 5
-
$864 CAD
$617 USD
View
A
Retailer 6
-
$1,025 CAD
A$1,127 AUD
View
B+
Retailer 7
-
$1,352 CAD
$966 USD
View
B+
Retailer 8
-
$1,356 CAD
$969 USD
View
B+
Retailer 9
-
$1,527 CAD
$1,091 USD
View
B+
Retailer 10
-
$1,624 CAD
$1,160 USD
View
Most Expensive
B+
MOH London
LG837604455 · Oct 26
$1,687 CAD
£949 GBP
View
10 more retailers have this diamond
Prices start from $339 CADSave up to $1,348 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.

A
1.29ct Radiant
$339 CAD