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Heart|Lab Grown|IGI

1.51ct H VVS1 Heart Lab Grown Diamond

ID • H/VVS1 • IGI LG628488245

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628488245

Diamond specifications and retailer prices

From $341 CAD
$244 USD
As of October 30, 2026
Save $1,504 CAD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,845 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG628488245 or 628488245. Listed at 23 retailers as of October 30, 2026, with prices from $341 to $1,845, a $1,504 spread on the same certified stone. Brilliant Earth lists it at $1,845. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628488245
Dimensions6.83 × 8.07 × 4.70 mm
L/W Ratio1.18
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
6.83 mm8.07 mm1.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628488245
Side View
Table 59.0%Crown 36.9°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 58.2%

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: $1,845 CAD|Low: $271 CAD|High: $2,431 CAD|Avg: $1,039 CAD|-24.1%
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
October 30, 2026
Retailer 12$341 CAD
Retailer 14$394 CAD
Retailer 9$501 CAD
Retailer 13$598 CAD
Retailer 3$693 CAD
Retailer 7$713 CAD
Retailer 10$725 CAD
Retailer 15$771 CAD
Retailer 16$792 CAD
Retailer 17$928 CAD
Retailer 6$1,132 CAD
Retailer 11$1,362 CAD
Retailer 8$1,430 CAD
Retailer 5$1,430 CAD
Retailer 4$1,673 CAD
Retailer 2$1,702 CAD
Brilliant Earth$1,845 CAD

23 data points across 17 retailers

23 retailers$341 CAD to $1,845 CAD

A
Cheapest Retailer
-
$341 CAD
$244 USD
Retailer 2
-
$341 CAD
$244 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$341 CAD
$244 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$341 CAD
$244 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$394 CAD
$282 USD
View
Final sale: no returns
Retailer 6
-
$395 CAD
$283 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$416 CAD
$298 USD
View
Price last confirmed 36 days ago
Retailer 8
-
$422 CAD
$302 USD
View
Price last confirmed 22 days ago
Retailer 9
-
$422 CAD
$302 USD
View
Price last confirmed 30 days ago
A
Retailer 10
-
$501 CAD
HK$2,800 HKD
View
B+
Retailer 11
-
$598 CAD
$428 USD
View
B+
Retailer 12
-
$725 CAD
ZAR 8,387 ZAR
View
B+
Retailer 13
-
$771 CAD
$552 USD
View
B+
Retailer 14
-
$792 CAD
$567 USD
View
B+
Retailer 15
-
$928 CAD
$664 USD
View
Retailer 16
-
$1,357 CAD
$971 USD
View
Price last confirmed 23 days ago
B
Retailer 17
-
$1,357 CAD
$971 USD
View
Retailer 18
-
$1,357 CAD
$971 USD
View
Price last confirmed 33 days ago
B
Retailer 19
-
$1,362 CAD
$975 USD
View
B
Retailer 20
-
$1,430 CAD
$1,023 USD
View
B
Retailer 21
-
$1,430 CAD
SGD 1,383 SGD
View
B
Retailer 22
-
$1,702 CAD
£959 GBP
View
Most Expensive
B
Brilliant Earth
9949780A · Oct 31
$1,845 CAD
$1,320 USD
View
22 more retailers have this diamond
Prices start from $341 CADSave up to $1,504 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
1.51ct Heart
$341 CAD