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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG836619671

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836619671

Diamond specifications and retailer prices

From $347 CAD
As of November 3, 2026
Save $2,630 CAD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,977 CAD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG836619671 or 836619671. Listed at 10 retailers as of November 2, 2026, with prices from $347 to $2,977, a $2,630 spread on the same certified stone. Do Amore Diamonds lists it at $2,977. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619671
Dimensions7.62 × 6.88 × 4.22 mm
L/W Ratio1.11
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
7.62 mm6.88 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619671
Side View
Table 63.0%Crown 34.3°Girdle: STK-THKPavilion 38°Culet: NoneDepth 55.4%

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: Nov 3
Current: $2,977 CAD|Low: $327 CAD|High: $2,977 CAD|Avg: $1,007 CAD|+6.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 8$347 CAD
Retailer 3$451 CAD
Retailer 9$475 CAD
Retailer 7$527 CAD
Retailer 2$647 CAD
Retailer 4$1,037 CAD
Retailer 6$1,073 CAD
Retailer 5$1,697 CAD
Do Amore Diamonds$2,977 CAD

15 data points across 9 retailers

10 retailers$347 CAD to $2,977 CAD

A
Cheapest Retailer
-
$347 CAD
Final sale: no returns
A
Retailer 2
-
$451 CAD
View
A
Retailer 3
-
$475 CAD
View
B+
Retailer 4
-
$527 CAD
View
A
Retailer 5
-
$647 CAD
View
B+
Retailer 6
-
$1,037 CAD
View
B+
Retailer 7
-
$1,073 CAD
View
B
Retailer 8
-
$1,697 CAD
View
B
Retailer 9
-
$2,096 CAD
View
Most Expensive
B
Do Amore Diamonds
27-9760E497F · Nov 2
$2,977 CAD
$2,130 USD
View
9 more retailers have this diamond
Prices start from $347 CADSave up to $2,630 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
$347 CAD