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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 $197 USD
As of November 5, 2026
Save $941 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,138 USD 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 $197 to $1,138, a $941 spread on the same certified stone. MOH London lists it at $1,138. 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 angle41.3°
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

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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: $1,138 USD|Low: $197 USD|High: $1,167 USD|Avg: $555 USD|-2.5%
MOH London
Retailer 2
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Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 6, 2026
Retailer 9$197 USD
Retailer 7$220 USD
Retailer 4$228 USD
Retailer 6$244 USD
Retailer 18$244 USD
Retailer 10$421 USD
Retailer 17$424 USD
Retailer 11$437 USD
Retailer 2$445 USD
Retailer 15$525 USD
Retailer 16$576 USD
Retailer 12$647 USD
Retailer 14$710 USD
Retailer 3$784 USD
Retailer 8$796 USD
Retailer 5$837 USD
Retailer 13$1,120 USD
MOH London$1,138 USD

29 data points across 18 retailers

18 retailers$197 USD to $1,138 USD

A
Cheapest Retailer
-
$197 USD
A
Retailer 2
-
$220 USD
View
Final sale: no returns
A
Retailer 3
-
$228 USD
View
Retailer 4
-
$244 USD
View
Price last confirmed 12 days ago
A
Retailer 5
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$244 USD
View
A
Retailer 6
-
$421 USD
View
B+
Retailer 7
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$424 USD
View
A
Retailer 8
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$437 USD
View
A
Retailer 9
-
$445 USD
View
B+
Retailer 10
-
$525 USD
View
B+
Retailer 11
-
$576 USD
View
B+
Retailer 12
-
$647 USD
View
B+
Retailer 13
-
$710 USD
View
B+
Retailer 14
-
$784 USD
View
B+
Retailer 15
-
$796 USD
View
B+
Retailer 16
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$837 USD
View
B
Retailer 17
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$1,120 USD
View
Most Expensive
B
MOH London
LG799643072 · Nov 5
$1,138 USD
£896 GBP
View
17 more retailers have this diamond
Prices start from $197 USDSave up to $941 USD

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
$197 USD