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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG828643490

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828643490

Diamond specifications and retailer prices

From $358 CAD
As of November 4, 2026
Save $1,131 CAD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,488 CAD 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG828643490 or 828643490. Listed at 15 retailers as of November 4, 2026, with prices from $358 to $1,488, a $1,131 spread on the same certified stone. MOH London lists it at $1,488. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643490
Dimensions7.39 × 7.37 × 4.52 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 mm7.37 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643490
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.2%

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 4
Current: $1,488 CAD|Low: $358 CAD|High: $1,547 CAD|Avg: $800 CAD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$358 CAD
Retailer 7$525 CAD
Retailer 6$561 CAD
Retailer 2$564 CAD
Retailer 4$570 CAD
Retailer 3$640 CAD
Retailer 11$992 CAD
Retailer 8$1,046 CAD
Retailer 5$1,084 CAD
Retailer 10$1,187 CAD
MOH London$1,488 CAD

41 data points across 11 retailers

15 retailers$358 CAD to $1,488 CAD

Retailer 1
-
$261 CAD
Price last confirmed 27 days ago
Retailer 2
-
$302 CAD
View
Price last confirmed 24 days ago
Retailer 3
-
$323 CAD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$358 CAD
View
A
Retailer 5
-
$525 CAD
View
B+
Retailer 6
-
$561 CAD
View
A
Retailer 7
-
$564 CAD
View
A
Retailer 8
-
$570 CAD
View
A
Retailer 9
-
$640 CAD
View
Retailer 10
-
$992 CAD
View
Price last confirmed 12 days ago
Retailer 11
-
$1,039 CAD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$1,046 CAD
View
B
Retailer 13
-
$1,084 CAD
View
B
Retailer 14
-
$1,187 CAD
View
Most Expensive
B
MOH London
LG828643490 · Nov 5
$1,488 CAD
£839 GBP
View
14 more retailers have this diamond
Prices start from $358 CADSave up to $1,131 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
$358 CAD