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Heart|Lab Grown|IGI

1.28ct F VS2 Heart Lab Grown Diamond

ID • F/VS2 • IGI LG684503509

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG684503509

Diamond specifications and retailer prices

From $363 CAD
As of November 4, 2026
Save $1,435 CAD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,799 CAD at MOH London · As of November 5, 2026
View at MOH London

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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG684503509 or 684503509. Listed at 18 retailers as of November 4, 2026, with prices from $363 to $1,799, a $1,435 spread on the same certified stone. MOH London lists it at $1,799. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684503509
Dimensions6.77 × 7.69 × 4.46 mm
L/W Ratio1.14
Girdle conditionFaceted
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
6.77 mm7.69 mm1.28 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684503509
Side View
Table 59.0%Crown 34.9°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 58.0%

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 4
Current: $1,799 CAD|Low: $349 CAD|High: $1,825 CAD|Avg: $860 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$363 CAD
Retailer 10$406 CAD
Retailer 7$450 CAD
Retailer 3$670 CAD
Retailer 8$750 CAD
Retailer 9$804 CAD
Retailer 2$851 CAD
Retailer 6$1,089 CAD
Retailer 4$1,383 CAD
MOH London$1,799 CAD

44 data points across 10 retailers

18 retailers$363 CAD to $1,799 CAD

A
Cheapest Retailer
-
$363 CAD
A
Retailer 2
-
$406 CAD
View
Final sale: no returns
A
Retailer 3
-
$420 CAD
View
A
Retailer 4
-
$450 CAD
View
Retailer 5
-
$450 CAD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$670 CAD
View
Retailer 7
-
$721 CAD
View
Price last confirmed 126 days ago
B+
Retailer 8
-
$722 CAD
View
B+
Retailer 9
-
$750 CAD
View
B+
Retailer 10
-
$804 CAD
View
B+
Retailer 11
-
$851 CAD
View
B
Retailer 12
-
$1,089 CAD
View
B
Retailer 13
-
$1,089 CAD
View
B
Retailer 14
-
$1,383 CAD
View
B
Retailer 15
-
$1,447 CAD
View
B
Retailer 16
-
$1,518 CAD
View
B
Retailer 17
-
$1,715 CAD
View
Most Expensive
B
MOH London
LG684503509 · Nov 5
$1,799 CAD
£1,014 GBP
View
17 more retailers have this diamond
Prices start from $363 CADSave up to $1,435 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
$363 CAD