Heart|Lab Grown|IGI

0.53ct D SI1 Heart Lab Grown Diamond

EX • D/SI1 • IGI LG764609945

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG764609945

Diamond specifications and retailer prices

From $420 CAD
$300 USD
As of October 23, 2026
12 retailers carry this diamond
Most expensive: $1,058 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 0.53ct lab-grown heart diamond

This 0.53ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG764609945 or 764609945. Listed at 12 retailers as of October 23, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.53
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764609945
Dimensions5.00 × 5.57 × 3.15 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
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
5.00 mm5.57 mm0.53 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG764609945
Side View
Table 59.0%Crown 34.8°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 56.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,058 CAD|Low: $111 CAD|High: $1,065 CAD|Avg: $374 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 22, 2026
Retailer 7$115 CAD
Retailer 12$134 CAD
Retailer 3$153 CAD
Retailer 9$153 CAD
Retailer 2$241 CAD
Retailer 5$305 CAD
Retailer 11$311 CAD
Retailer 6$366 CAD
Retailer 8$420 CAD
Retailer 10$460 CAD
Retailer 4$577 CAD
MOH London$1,058 CAD

35 data points across 12 retailers

12 retailers

Retailer 1
-
$115 CAD
$82 USD
Price last confirmed 8 days ago
Retailer 2
-
$134 CAD
$96 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$153 CAD
$109 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$153 CAD
$109 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$241 CAD
£136 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
$305 CAD
$218 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$311 CAD
$222 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$366 CAD
£206 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$420 CAD
$300 USD
View
Retailer 10
-
$460 CAD
$329 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$577 CAD
$412 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG764609945 · Oct 21
$1,058 CAD
£595 GBP
View
Price last confirmed 9 days ago
11 more retailers have this diamond
Prices start from $420 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.

B+
0.53ct Heart
$420 CAD