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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG840634566

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840634566

Diamond specifications and retailer prices

From $294 CAD
$210 USD
As of October 27, 2026
Save $1,204 CAD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,498 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart 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 LG840634566 or 840634566. Listed at 19 retailers as of October 27, 2026, with prices from $294 to $1,498, a $1,204 spread on the same certified stone. Brilliant Earth lists it at $1,498. 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 angle38.2°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634566
Dimensions6.73 × 7.32 × 4.20 mm
L/W Ratio1.09
Girdle conditionFaceted
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
6.73 mm7.32 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634566
Side View
Table 61.0%Crown 38.2°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 57.4%

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: $1,498 CAD|Low: $294 CAD|High: $1,511 CAD|Avg: $830 CAD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 11$294 CAD
Retailer 5$330 CAD
Retailer 4$342 CAD
Retailer 9$365 CAD
Retailer 17$365 CAD
Retailer 14$450 CAD
Retailer 12$617 CAD
Retailer 15$627 CAD
Retailer 2$673 CAD
Retailer 19$707 CAD
Retailer 3$803 CAD
Retailer 16$892 CAD
Retailer 8$1,174 CAD
Retailer 18$1,178 CAD
Retailer 7$1,188 CAD
Retailer 10$1,246 CAD
Retailer 6$1,249 CAD
Retailer 13$1,472 CAD
Brilliant Earth$1,498 CAD

14 data points across 19 retailers

19 retailers$294 CAD to $1,498 CAD

A
Cheapest Retailer
-
$294 CAD
$210 USD
A
Retailer 2
-
$330 CAD
$236 USD
View
Final sale: no returns
A
Retailer 3
-
$342 CAD
$244 USD
View
A
Retailer 4
-
$365 CAD
$261 USD
View
A
Retailer 5
-
$365 CAD
$261 USD
View
A
Retailer 6
-
$450 CAD
£253 GBP
View
A
Retailer 7
-
$617 CAD
€420 EUR
View
A
Retailer 8
-
$627 CAD
ZAR 7,243 ZAR
View
A
Retailer 9
-
$673 CAD
£378 GBP
View
B+
Retailer 10
-
$707 CAD
$505 USD
View
B+
Retailer 11
-
$803 CAD
$574 USD
View
B+
Retailer 12
-
$892 CAD
A$981 AUD
View
B
Retailer 13
-
$1,174 CAD
$839 USD
View
B
Retailer 14
-
$1,178 CAD
$842 USD
View
B
Retailer 15
-
$1,188 CAD
SGD 1,147 SGD
View
B
Retailer 16
-
$1,246 CAD
$890 USD
View
B
Retailer 17
-
$1,249 CAD
$892 USD
View
B
Retailer 18
-
$1,472 CAD
£828 GBP
View
Most Expensive
B
Brilliant Earth
22143047A · Oct 28
$1,498 CAD
$1,070 USD
View
18 more retailers have this diamond
Prices start from $294 CADSave up to $1,204 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 Heart
$294 CAD