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Heart|Lab Grown|IGI

1.50ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG522254245

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522254245

Diamond specifications and retailer prices

From $421 AUD
As of November 6, 2026
Save $1,662 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,083 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522254245 or 522254245. Listed at 14 retailers as of November 5, 2026, with prices from $421 to $2,083, a $1,662 spread on the same certified stone. MOH London lists it at $2,083. 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

1.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522254245
Dimensions7.89 × 7.12 × 4.58 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.89 mm7.12 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522254245
Side View
Table 60.5%Crown 36.5°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 58.0%

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: $2,083 AUD|Low: $403 AUD|High: $2,416 AUD|Avg: $1,029 AUD|+3.8%
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
November 6, 2026
Retailer 9$421 AUD
Retailer 5$470 AUD
Retailer 13$488 AUD
Retailer 3$521 AUD
Retailer 10$521 AUD
Retailer 7$750 AUD
Retailer 12$856 AUD
Retailer 4$899 AUD
Retailer 2$910 AUD
Retailer 8$1,601 AUD
Retailer 11$1,675 AUD
Retailer 6$1,936 AUD
MOH London$2,083 AUD

43 data points across 13 retailers

14 retailers$421 AUD to $2,083 AUD

A
Cheapest Retailer
-
$421 AUD
A
Retailer 2
-
$470 AUD
View
Final sale: no returns
A
Retailer 3
-
$488 AUD
View
Retailer 4
-
$521 AUD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$521 AUD
View
B+
Retailer 6
-
$750 AUD
View
B+
Retailer 7
-
$856 AUD
View
B+
Retailer 8
-
$899 AUD
View
B+
Retailer 9
-
$910 AUD
View
B
Retailer 10
-
$1,192 AUD
View
B
Retailer 11
-
$1,601 AUD
View
B
Retailer 12
-
$1,675 AUD
View
B
Retailer 13
-
$1,936 AUD
View
Most Expensive
B
MOH London
LG522254245 · Nov 5
$2,083 AUD
£1,127 GBP
View
13 more retailers have this diamond
Prices start from $421 AUDSave up to $1,662 AUD

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
1.50ct Heart
$421 AUD