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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG799643072

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799643072

Diamond specifications and retailer prices

From $281 AUD
As of November 5, 2026
Save $1,344 AUD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,626 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round 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 LG799643072 or 799643072. Listed at 18 retailers as of November 5, 2026, with prices from $281 to $1,626, a $1,344 spread on the same certified stone. MOH London lists it at $1,626. 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 angle33.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643072
Dimensions7.39 × 7.36 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.36 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643072
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.7%

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 5
Current: $1,626 AUD|Low: $281 AUD|High: $1,667 AUD|Avg: $793 AUD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 9$281 AUD
Retailer 7$314 AUD
Retailer 4$326 AUD
Retailer 6$349 AUD
Retailer 18$349 AUD
Retailer 10$601 AUD
Retailer 17$606 AUD
Retailer 11$624 AUD
Retailer 2$636 AUD
Retailer 15$750 AUD
Retailer 16$823 AUD
Retailer 12$924 AUD
Retailer 14$1,014 AUD
Retailer 3$1,120 AUD
Retailer 8$1,137 AUD
Retailer 5$1,196 AUD
Retailer 13$1,600 AUD
MOH London$1,626 AUD

29 data points across 18 retailers

18 retailers$281 AUD to $1,626 AUD

A
Cheapest Retailer
-
$281 AUD
A
Retailer 2
-
$314 AUD
View
Final sale: no returns
A
Retailer 3
-
$326 AUD
View
Retailer 4
-
$349 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$349 AUD
View
A
Retailer 6
-
$601 AUD
View
B+
Retailer 7
-
$606 AUD
View
A
Retailer 8
-
$624 AUD
View
A
Retailer 9
-
$636 AUD
View
B+
Retailer 10
-
$750 AUD
View
B+
Retailer 11
-
$823 AUD
View
B+
Retailer 12
-
$924 AUD
View
B+
Retailer 13
-
$1,014 AUD
View
B+
Retailer 14
-
$1,120 AUD
View
B+
Retailer 15
-
$1,137 AUD
View
B+
Retailer 16
-
$1,196 AUD
View
B
Retailer 17
-
$1,600 AUD
View
Most Expensive
B
MOH London
LG799643072 · Nov 5
$1,626 AUD
£896 GBP
View
17 more retailers have this diamond
Prices start from $281 AUDSave up to $1,344 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 Round
$281 AUD