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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG794627540

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794627540

Diamond specifications and retailer prices

From $317 CAD
As of November 5, 2026
Save $1,471 CAD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,788 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 LG794627540 or 794627540. Listed at 22 retailers as of November 5, 2026, with prices from $317 to $1,788, a $1,471 spread on the same certified stone. Brilliant Earth lists it at $1,788. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794627540
Dimensions7.44 × 7.42 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.44 mm7.42 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794627540
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.3%

Caratlytics Score

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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: $1,788 CAD|Low: $314 CAD|High: $1,788 CAD|Avg: $841 CAD|+1.6%
Brilliant Earth
Retailer 2
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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$317 CAD
Retailer 16$353 CAD
Retailer 18$367 CAD
Retailer 4$392 CAD
Retailer 5$394 CAD
Retailer 6$669 CAD
Retailer 2$680 CAD
Retailer 11$718 CAD
Retailer 12$725 CAD
Retailer 3$746 CAD
Retailer 17$788 CAD
Retailer 14$1,020 CAD
Retailer 10$1,264 CAD
Retailer 15$1,268 CAD
Retailer 8$1,337 CAD
Retailer 13$1,571 CAD
Retailer 7$1,786 CAD
Brilliant Earth$1,788 CAD

29 data points across 18 retailers

22 retailers$317 CAD to $1,788 CAD

A
Cheapest Retailer
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$317 CAD
A
Retailer 2
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$353 CAD
View
Final sale: no returns
Retailer 3
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$366 CAD
View
Price last confirmed 66 days ago
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Retailer 4
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$367 CAD
View
A
Retailer 5
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$392 CAD
View
Retailer 6
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$394 CAD
View
Price last confirmed 12 days ago
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Retailer 7
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$602 CAD
View
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Retailer 8
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$669 CAD
View
A
Retailer 9
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$680 CAD
View
A
Retailer 10
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$718 CAD
View
A
Retailer 11
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$725 CAD
View
B+
Retailer 12
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$746 CAD
View
B+
Retailer 13
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$788 CAD
View
B+
Retailer 14
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$1,020 CAD
View
B+
Retailer 15
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$1,092 CAD
View
Retailer 16
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$1,253 CAD
View
Price last confirmed 46 days ago
B
Retailer 17
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$1,264 CAD
View
B
Retailer 18
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$1,268 CAD
View
B
Retailer 19
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$1,337 CAD
View
B
Retailer 20
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$1,571 CAD
View
B
Retailer 21
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$1,786 CAD
View
Most Expensive
B
Brilliant Earth
20701253A · Nov 5
$1,788 CAD
$1,280 USD
View
21 more retailers have this diamond
Prices start from $317 CADSave up to $1,471 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
1.50ct Round
$317 CAD