Heart|Lab Grown|IGI

0.51ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG815693961

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG815693961

Diamond specifications and retailer prices

From $152 CAD
$109 USD
As of October 30, 2026
Save $1,109 CAD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,575 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815693961 or 815693961. Listed at 18 retailers as of October 30, 2026, with a 728% 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

0.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815693961
Dimensions5.39 × 5.00 × 3.15 mm
L/W Ratio1.08
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
5.39 mm5.00 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG815693961
Side View
Table 59.0%Crown 38.1°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.4%

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: $1,575 CAD|Low: $147 CAD|High: $1,593 CAD|Avg: $434 CAD
MOH London
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
November 2, 2026
Retailer 14$152 CAD
Retailer 6$170 CAD
Retailer 7$176 CAD
Retailer 3$201 CAD
Retailer 9$201 CAD
Retailer 4$258 CAD
Retailer 8$343 CAD
Retailer 11$351 CAD
Retailer 2$377 CAD
Retailer 12$455 CAD
Retailer 5$510 CAD
Retailer 10$606 CAD
Retailer 13$676 CAD
MOH London$1,575 CAD

43 data points across 14 retailers

18 retailers$152 CAD to $1,261 CAD

A
Cheapest Retailer
-
$152 CAD
$109 USD
A
Retailer 2
-
$170 CAD
$122 USD
View
Final sale: no returns
A
Retailer 3
-
$176 CAD
$126 USD
View
A
Retailer 4
-
$201 CAD
$144 USD
View
Retailer 5
-
$201 CAD
$144 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$215 CAD
HK$1,200 HKD
View
A
Retailer 7
-
$258 CAD
$185 USD
View
A
Retailer 8
-
$343 CAD
ZAR 3,962 ZAR
View
B+
Retailer 9
-
$351 CAD
€239 EUR
View
B+
Retailer 10
-
$377 CAD
£212 GBP
View
B+
Retailer 11
-
$455 CAD
£257 GBP
View
B+
Retailer 12
-
$510 CAD
$365 USD
View
B+
Retailer 13
-
$534 CAD
SGD 517 SGD
View
B
Retailer 14
-
$606 CAD
$434 USD
View
B
Retailer 15
-
$676 CAD
$484 USD
View
B
Retailer 16
-
$687 CAD
$492 USD
View
B
Retailer 17
-
$1,261 CAD
$903 USD
View
Most Expensive
MOH London
LG815693961 · Nov 1
$1,575 CAD
£888 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $152 CADSave up to $1,109 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
0.51ct Heart
$152 CAD