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Radiant|Lab Grown|IGI

1.32ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG512205136

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG512205136

Diamond specifications and retailer prices

From $1,027 CAD
As of November 6, 2026
Save $2,575 CAD (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,789 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.32ct lab-grown radiant diamond

This 1.32ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512205136 or 512205136. Listed at 11 retailers as of November 6, 2026, with a 251% 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

1.32
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205136
Dimensions7.15 × 5.43 × 3.85 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.15 mm5.43 mm1.32 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205136
Side View
Table 66.5%Crown 37.7°Girdle: MediumPavilion 33.1°Culet: NoneDepth 70.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,789 CAD|Low: $1,027 CAD|High: $4,859 CAD|Avg: $2,123 CAD|-0.3%
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 4$1,027 CAD
Retailer 7$1,104 CAD
Retailer 11$1,201 CAD
Retailer 3$1,281 CAD
Retailer 8$1,281 CAD
Retailer 5$1,526 CAD
Retailer 2$1,944 CAD
Retailer 10$2,069 CAD
Retailer 6$3,047 CAD
Retailer 9$3,602 CAD
MOH London$4,789 CAD

44 data points across 11 retailers

11 retailers$1,027 CAD to $3,602 CAD

B+
Cheapest Retailer
-
$1,027 CAD
B+
Retailer 2
-
$1,104 CAD
View
B+
Retailer 3
-
$1,201 CAD
View
Retailer 4
-
$1,281 CAD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$1,281 CAD
View
B
Retailer 6
-
$1,526 CAD
View
B
Retailer 7
-
$1,944 CAD
View
B
Retailer 8
-
$2,069 CAD
View
B
Retailer 9
-
$3,047 CAD
View
B
Retailer 10
-
$3,602 CAD
View
Most Expensive
MOH London
LG512205136 · Nov 5
$4,789 CAD
£2,681 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $1,027 CADSave up to $2,575 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.

B+
1.32ct Radiant
$1,027 CAD