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Heart|Lab Grown|IGI

1.01ct K SI1 Heart Lab Grown Diamond

ID • K/SI1 • IGI LG805683590

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG805683590

Diamond specifications and retailer prices

From $255 CAD
As of November 6, 2026
Save $1,214 CAD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,468 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805683590 or 805683590. Listed at 9 retailers as of November 5, 2026, with prices from $255 to $1,468, a $1,214 spread on the same certified stone. MOH London lists it at $1,468. 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

1.01
Carat
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805683590
Dimensions6.66 × 5.45 × 3.63 mm
L/W Ratio1.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Light Brown
Top View
6.66 mm5.45 mm1.01 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805683590
Side View
Table 64.0%Crown 39.8°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 54.5%

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 6
Current: $1,468 CAD|Low: $243 CAD|High: $1,561 CAD|Avg: $697 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 5$255 CAD
Retailer 9$294 CAD
Retailer 6$315 CAD
Retailer 8$315 CAD
Retailer 2$535 CAD
Retailer 3$654 CAD
Retailer 11$731 CAD
Retailer 10$757 CAD
Retailer 7$1,013 CAD
Retailer 4$1,069 CAD
MOH London$1,468 CAD

16 data points across 11 retailers

9 retailers$255 CAD to $1,468 CAD

A
Cheapest Retailer
-
$255 CAD
A
Retailer 2
-
$294 CAD
View
Retailer 3
-
$315 CAD
View
Price last confirmed 12 days ago
B+
Retailer 4
-
$315 CAD
View
A
Retailer 5
-
$535 CAD
View
B+
Retailer 6
-
$757 CAD
View
B+
Retailer 7
-
$1,013 CAD
View
B+
Retailer 8
-
$1,069 CAD
View
Most Expensive
B
MOH London
LG805683590 · Nov 5
$1,468 CAD
£822 GBP
View
8 more retailers have this diamond
Prices start from $255 CADSave up to $1,214 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
1.01ct Heart
$255 CAD