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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG786661952

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786661952

Diamond specifications and retailer prices

From $314 CAD
As of November 6, 2026
Save $1,040 CAD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,658 CAD at MOH London · As of October 26, 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 LG786661952 or 786661952. Listed at 18 retailers as of November 5, 2026, with a 331% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786661952
Dimensions7.25 × 7.31 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm7.31 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786661952
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

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 6
Current: $1,658 CAD|Low: $314 CAD|High: $1,830 CAD|Avg: $849 CAD|+15.4%
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 7$314 CAD
Retailer 4$392 CAD
Retailer 2$570 CAD
Retailer 8$608 CAD
Retailer 10$608 CAD
Retailer 6$635 CAD
Retailer 5$711 CAD
Retailer 12$760 CAD
Retailer 3$1,075 CAD
Retailer 9$1,131 CAD
Retailer 13$1,144 CAD
Retailer 11$1,355 CAD
MOH London$1,658 CAD

43 data points across 13 retailers

18 retailers$314 CAD to $1,355 CAD

Retailer 1
-
$286 CAD
Price last confirmed 27 days ago
A
Retailer 2
-
$314 CAD
View
Final sale: no returns
Retailer 3
-
$331 CAD
View
Price last confirmed 24 days ago
Retailer 4
-
$355 CAD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$392 CAD
View
A
Retailer 6
-
$570 CAD
View
B+
Retailer 7
-
$608 CAD
View
A
Retailer 8
-
$608 CAD
View
A
Retailer 9
-
$635 CAD
View
Retailer 10
-
$711 CAD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$760 CAD
View
B+
Retailer 12
-
$915 CAD
View
Retailer 13
-
$1,075 CAD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$1,131 CAD
View
Retailer 15
-
$1,140 CAD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$1,144 CAD
View
B
Retailer 17
-
$1,355 CAD
View
Most Expensive
MOH London
LG786661952 · Oct 26
$1,658 CAD
£935 GBP
View
Price last confirmed 10 days ago
17 more retailers have this diamond
Prices start from $314 CADSave up to $1,040 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
$314 CAD