CaratHunter
Plans
Cushion|Lab Grown|IGI

1.03ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG729532548

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG729532548

Diamond specifications and retailer prices

From $408 CAD
As of November 6, 2026
Save $996 CAD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,404 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion 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 LG729532548 or 729532548. Listed at 8 retailers as of November 5, 2026, with prices from $408 to $1,404, a $996 spread on the same certified stone. MOH London lists it at $1,404. 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

1.03
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729532548
Dimensions6.12 × 5.93 × 3.80 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.12 mm5.93 mm1.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729532548
Side View
Table 60.0%Crown 33.6°Girdle: THN-MEDPavilion 38.6°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,404 CAD|Low: $408 CAD|High: $1,426 CAD|Avg: $724 CAD|+4.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$408 CAD
Retailer 6$435 CAD
Retailer 3$530 CAD
Retailer 2$557 CAD
Retailer 8$563 CAD
Retailer 5$689 CAD
Retailer 4$802 CAD
Retailer 9$1,044 CAD
MOH London$1,404 CAD

42 data points across 9 retailers

8 retailers$408 CAD to $1,404 CAD

B+
Cheapest Retailer
-
$408 CAD
A
Retailer 2
-
$435 CAD
View
A
Retailer 3
-
$530 CAD
View
B+
Retailer 4
-
$557 CAD
View
B+
Retailer 5
-
$689 CAD
View
B+
Retailer 6
-
$802 CAD
View
B
Retailer 7
-
$1,044 CAD
View
Most Expensive
B
MOH London
LG729532548 · Nov 5
$1,404 CAD
£786 GBP
View
7 more retailers have this diamond
Prices start from $408 CADSave up to $996 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
1.03ct Cushion
$408 CAD