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Heart|Lab Grown|IGI

1.09ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG849651126

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849651126

Diamond specifications and retailer prices

From $351 CAD
£198 GBP
As of November 2, 2026
Save $916 CAD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,267 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG849651126 or 849651126. Listed at 7 retailers as of November 1, 2026, with prices from $351 to $1,267, a $916 spread on the same certified stone. MOH London lists it at $1,267. 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

1.09
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849651126
Dimensions7.15 × 6.49 × 3.97 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm6.49 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849651126
Side View
Table 60.0%Crown 32.2°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 55.5%

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 2
Current: $1,267 CAD|Low: $351 CAD|High: $1,267 CAD|Avg: $628 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$351 CAD
Retailer 5$366 CAD
Retailer 4$475 CAD
Retailer 6$478 CAD
Retailer 3$515 CAD
Retailer 7$948 CAD
MOH London$1,267 CAD

3 data points across 7 retailers

7 retailers$351 CAD to $1,267 CAD

A
Cheapest Retailer
-
$351 CAD
£198 GBP
B+
Retailer 2
-
$366 CAD
$262 USD
View
A
Retailer 3
-
$475 CAD
£268 GBP
View
A
Retailer 4
-
$478 CAD
$342 USD
View
A
Retailer 5
-
$515 CAD
£290 GBP
View
B+
Retailer 6
-
$948 CAD
$679 USD
View
Most Expensive
B
MOH London
LG849651126 · Nov 1
$1,267 CAD
£714 GBP
View
6 more retailers have this diamond
Prices start from $351 CADSave up to $916 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
1.09ct Heart
$351 CAD