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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG823652322

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823652322

Diamond specifications and retailer prices

From $366 CAD
As of November 3, 2026
Save $1,762 CAD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,599 CAD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823652322 or 823652322. Listed at 14 retailers as of November 2, 2026, with a 481% 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

1.28
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823652322
Dimensions6.86 × 7.26 × 4.38 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm7.26 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823652322
Side View
Table 59.0%Crown 36.8°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.3%

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: Nov 3
Current: $2,599 CAD|Low: $366 CAD|High: $2,599 CAD|Avg: $1,177 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
November 4, 2026
Retailer 6$366 CAD
Retailer 5$552 CAD
Retailer 13$704 CAD
Retailer 11$741 CAD
Retailer 2$760 CAD
Retailer 4$908 CAD
Retailer 8$996 CAD
Retailer 10$1,312 CAD
Retailer 7$1,381 CAD
Retailer 9$1,413 CAD
Retailer 3$1,635 CAD
Retailer 12$2,128 CAD
Brilliant Earth$2,599 CAD

24 data points across 13 retailers

14 retailers$366 CAD to $2,128 CAD

A
Cheapest Retailer
-
$366 CAD
Final sale: no returns
A
Retailer 2
-
$552 CAD
View
A
Retailer 3
-
$704 CAD
View
B+
Retailer 4
-
$741 CAD
View
B+
Retailer 5
-
$760 CAD
View
B+
Retailer 6
-
$908 CAD
View
B+
Retailer 7
-
$996 CAD
View
B
Retailer 8
-
$1,312 CAD
View
B+
Retailer 9
-
$1,381 CAD
View
B+
Retailer 10
-
$1,413 CAD
View
Retailer 11
-
$1,609 CAD
View
Price last confirmed 27 days ago
B
Retailer 12
-
$1,635 CAD
View
B
Retailer 13
-
$2,128 CAD
View
Most Expensive
Brilliant Earth
20909019A · Oct 16
$2,599 CAD
$1,860 USD
View
Price last confirmed 18 days ago
13 more retailers have this diamond
Prices start from $366 CADSave up to $1,762 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
1.28ct Heart
$366 CAD