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Radiant|Lab Grown|IGI

1.15ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG758503995

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

Certificate IGI LG758503995

Diamond specifications and retailer prices

From $489 CAD
As of November 6, 2026
Save $854 CAD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,343 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758503995 or 758503995. Listed at 7 retailers as of November 4, 2026, with prices from $489 to $1,343, a $854 spread on the same certified stone. MOH London lists it at $1,343. 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

1.15
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758503995
Dimensions8.03 × 5.17 × 3.15 mm
L/W Ratio1.55
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.03 mm5.17 mm1.15 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758503995
Side View
Table 65.0%Crown 39.3°Girdle: MediumPavilion 30.9°Culet: NoneDepth 60.9%

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: $1,343 CAD|Low: $428 CAD|High: $1,363 CAD|Avg: $680 CAD|+0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$489 CAD
Retailer 3$505 CAD
Retailer 6$513 CAD
Retailer 7$518 CAD
Retailer 4$647 CAD
Retailer 5$741 CAD
MOH London$1,343 CAD

37 data points across 7 retailers

7 retailers$489 CAD to $1,343 CAD

A
Cheapest Retailer
-
$489 CAD
A
Retailer 2
-
$505 CAD
View
A
Retailer 3
-
$513 CAD
View
A
Retailer 4
-
$518 CAD
View
A
Retailer 5
-
$647 CAD
View
B+
Retailer 6
-
$741 CAD
View
Most Expensive
B
MOH London
LG758503995 · Nov 4
$1,343 CAD
£752 GBP
View
6 more retailers have this diamond
Prices start from $489 CADSave up to $854 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
1.15ct Radiant
$489 CAD