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Radiant|Lab Grown|IGI

1.37ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG722578619

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

Certificate IGI LG722578619

Diamond specifications and retailer prices

From $370 CAD
$265 USD
As of October 30, 2026
Save $2,968 CAD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,339 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722578619 or 722578619. Listed at 24 retailers as of October 29, 2026, with prices from $370 to $3,339, a $2,968 spread on the same certified stone. Brilliant Earth lists it at $3,339. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722578619
Dimensions5.50 × 5.50 × 3.65 mm
L/W Ratio1.00
Culet sizePointed
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
5.50 mm5.50 mm1.37 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722578619
Side View
Table 66.0%Crown 39.8°Girdle: MediumPavilion 33.6°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: $3,339 CAD|Low: $356 CAD|High: $3,380 CAD|Avg: $1,181 CAD|+9.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4$370 CAD
Retailer 5$460 CAD
Retailer 2$488 CAD
Retailer 3$617 CAD
Retailer 10$684 CAD
Retailer 9$790 CAD
Retailer 11$820 CAD
Retailer 6$879 CAD
Retailer 8$1,119 CAD
Retailer 13$1,129 CAD
Retailer 7$1,852 CAD
Retailer 12$2,563 CAD
Brilliant Earth$3,339 CAD

33 data points across 13 retailers

24 retailers$370 CAD to $3,339 CAD

A
Cheapest Retailer
-
$370 CAD
$265 USD
A
Retailer 2
-
$415 CAD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$430 CAD
$308 USD
View
A
Retailer 4
-
$460 CAD
$329 USD
View
A
Retailer 5
-
$460 CAD
$329 USD
View
A
Retailer 6
-
$488 CAD
£275 GBP
View
A
Retailer 7
-
$617 CAD
$442 USD
View
A
Retailer 8
-
$684 CAD
$490 USD
View
A
Retailer 9
-
$790 CAD
ZAR 9,136 ZAR
View
A
Retailer 10
-
$819 CAD
$586 USD
View
Retailer 11
-
$820 CAD
€559 EUR
View
Price last confirmed 7 days ago
A
Retailer 12
-
$879 CAD
£495 GBP
View
Retailer 13
-
$1,117 CAD
A$1,230 AUD
View
Price last confirmed 33 days ago
A
Retailer 14
-
$1,119 CAD
A$1,232 AUD
View
B+
Retailer 15
-
$1,129 CAD
$808 USD
View
B+
Retailer 16
-
$1,375 CAD
$984 USD
View
B+
Retailer 17
-
$1,478 CAD
$1,058 USD
View
B+
Retailer 18
-
$1,549 CAD
$1,109 USD
View
B+
Retailer 19
-
$1,852 CAD
£1,044 GBP
View
B
Retailer 20
-
$1,959 CAD
$1,402 USD
View
Retailer 21
-
$2,563 CAD
$1,835 USD
View
Price last confirmed 11 days ago
Retailer 22
-
$2,734 CAD
$1,958 USD
View
Price last confirmed 82 days ago
Retailer 23
-
$3,059 CAD
$2,190 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
21313421A · Oct 29
$3,339 CAD
$2,390 USD
View
23 more retailers have this diamond
Prices start from $370 CADSave up to $2,968 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
$370 CAD