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Radiant|Lab Grown|IGI

1.37ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG830624079

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

Certificate IGI LG830624079

Diamond specifications and retailer prices

From $478 CAD
$342 USD
As of October 30, 2026
Save $2,973 CAD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,883 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.37ct lab-grown radiant diamond

This 1.37ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624079 or 830624079. Listed at 18 retailers as of October 30, 2026, with a 622% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624079
Dimensions7.64 × 5.60 × 3.72 mm
L/W Ratio1.36
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.64 mm5.60 mm1.37 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624079
Side View
Table 64.0%Crown 44.8°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.4%

Caratlytics Score

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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: $3,883 CAD|Low: $478 CAD|High: $4,316 CAD|Avg: $1,650 CAD|-1.6%
Rare Carat
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
October 30, 2026
Retailer 3$478 CAD
Retailer 14$719 CAD
Retailer 11$821 CAD
Retailer 9$861 CAD
Retailer 7$886 CAD
Retailer 4$927 CAD
Retailer 13$1,387 CAD
Retailer 10$1,539 CAD
Retailer 5$1,556 CAD
Retailer 12$1,678 CAD
Retailer 6$1,836 CAD
Retailer 8$2,019 CAD
Retailer 2$3,450 CAD
Rare Carat$3,883 CAD

27 data points across 14 retailers

18 retailers$478 CAD to $3,450 CAD

A
Cheapest Retailer
-
$478 CAD
$342 USD
Final sale: no returns
Retailer 2
-
$531 CAD
$380 USD
View
Price last confirmed 28 days ago
Retailer 3
-
$620 CAD
$444 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$686 CAD
$491 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$719 CAD
$515 USD
View
A
Retailer 6
-
$821 CAD
$588 USD
View
A
Retailer 7
-
$861 CAD
ZAR 9,953 ZAR
View
A
Retailer 8
-
$886 CAD
£499 GBP
View
A
Retailer 9
-
$927 CAD
€632 EUR
View
B+
Retailer 10
-
$1,387 CAD
$993 USD
View
B+
Retailer 11
-
$1,539 CAD
$1,102 USD
View
B+
Retailer 12
-
$1,556 CAD
$1,114 USD
View
B+
Retailer 13
-
$1,678 CAD
$1,202 USD
View
B+
Retailer 14
-
$1,836 CAD
SGD 1,776 SGD
View
B
Retailer 15
-
$2,019 CAD
£1,138 GBP
View
Retailer 16
-
$2,206 CAD
$1,579 USD
View
Price last confirmed 29 days ago
B
Retailer 17
-
$3,450 CAD
$2,470 USD
View
Most Expensive
Rare Carat
PD-240590 · Oct 18
$3,883 CAD
$2,780 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $478 CADSave up to $2,973 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
1.37ct Radiant
$478 CAD