Radiant|Lab Grown|IGI

1.23ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG622490937

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

Certificate IGI LG622490937

Diamond specifications and retailer prices

From $272 CAD
$195 USD
As of October 30, 2026
Save $1,418 CAD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,690 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG622490937 or 622490937. Listed at 22 retailers as of October 29, 2026, with prices from $272 to $1,690, a $1,418 spread on the same certified stone. Brilliant Earth lists it at $1,690. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG622490937
Dimensions7.44 × 5.45 × 3.48 mm
L/W Ratio1.37
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
7.44 mm5.45 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG622490937
Side View
Table 62.0%Crown 47.4°Girdle: STK-THKPavilion 35.6°Culet: NoneDepth 63.9%

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: $1,690 CAD|Low: $261 CAD|High: $1,690 CAD|Avg: $816 CAD
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 20$272 CAD
Retailer 11$305 CAD
Retailer 3$338 CAD
Retailer 8$338 CAD
Retailer 2$415 CAD
Retailer 6$458 CAD
Retailer 18$553 CAD
Retailer 16$580 CAD
Retailer 13$617 CAD
Retailer 9$682 CAD
Retailer 5$795 CAD
Retailer 17$824 CAD
Retailer 19$867 CAD
Retailer 4$1,087 CAD
Retailer 7$1,119 CAD
Retailer 12$1,162 CAD
Retailer 15$1,189 CAD
Retailer 14$1,590 CAD
Retailer 10$1,646 CAD
Brilliant Earth$1,690 CAD

39 data points across 20 retailers

22 retailers$272 CAD to $1,690 CAD

A
Cheapest Retailer
-
$272 CAD
$195 USD
A
Retailer 2
-
$305 CAD
$218 USD
View
Final sale: no returns
A
Retailer 3
-
$316 CAD
$226 USD
View
A
Retailer 4
-
$338 CAD
$242 USD
View
A
Retailer 5
-
$338 CAD
$242 USD
View
A
Retailer 6
-
$415 CAD
£234 GBP
View
B+
Retailer 7
-
$458 CAD
$328 USD
View
Retailer 8
-
$553 CAD
€377 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$580 CAD
ZAR 6,713 ZAR
View
A
Retailer 10
-
$617 CAD
£348 GBP
View
A
Retailer 11
-
$682 CAD
$488 USD
View
Retailer 12
-
$736 CAD
$527 USD
View
Price last confirmed 32 days ago
B+
Retailer 13
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$795 CAD
$569 USD
View
A
Retailer 14
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$824 CAD
A$908 AUD
View
B+
Retailer 15
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$867 CAD
$621 USD
View
B+
Retailer 16
-
$1,087 CAD
$778 USD
View
B+
Retailer 17
-
$1,141 CAD
$817 USD
View
B+
Retailer 18
-
$1,162 CAD
$832 USD
View
B+
Retailer 19
-
$1,189 CAD
A$1,309 AUD
View
B
Retailer 20
-
$1,590 CAD
£896 GBP
View
B
Retailer 21
-
$1,646 CAD
$1,178 USD
View
Most Expensive
B
Brilliant Earth
9399427A · Oct 29
$1,690 CAD
$1,210 USD
View
21 more retailers have this diamond
Prices start from $272 CADSave up to $1,418 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
1.23ct Radiant
$272 CAD