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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG677514326

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677514326

Diamond specifications and retailer prices

From $221 CAD
$158 USD
As of October 30, 2026
Save $952 CAD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,173 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG677514326 or 677514326. Listed at 10 retailers as of October 29, 2026, with prices from $221 to $1,173, a $952 spread on the same certified stone. MOH London lists it at $1,173. 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

1.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677514326
Dimensions6.89 × 5.51 × 3.65 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm5.51 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677514326
Side View
Table 62.0%Crown 31.2°Girdle: MED-VTKPavilion 40.8°Culet: NoneDepth 66.2%

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: Oct 30
Current: $1,173 CAD|Low: $221 CAD|High: $1,173 CAD|Avg: $523 CAD|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$221 CAD
Retailer 8$249 CAD
Retailer 9$405 CAD
Retailer 4$423 CAD
Retailer 3$458 CAD
Retailer 5$468 CAD
Retailer 7$472 CAD
Retailer 2$588 CAD
Retailer 6$871 CAD
MOH London$1,173 CAD

42 data points across 10 retailers

10 retailers$221 CAD to $1,173 CAD

A
Cheapest Retailer
-
$221 CAD
$158 USD
Final sale: no returns
A
Retailer 2
-
$249 CAD
$178 USD
View
A
Retailer 3
-
$405 CAD
$290 USD
View
A
Retailer 4
-
$423 CAD
£239 GBP
View
A
Retailer 5
-
$458 CAD
$328 USD
View
A
Retailer 6
-
$468 CAD
£264 GBP
View
A
Retailer 7
-
$472 CAD
€322 EUR
View
B+
Retailer 8
-
$588 CAD
$421 USD
View
B+
Retailer 9
-
$871 CAD
$623 USD
View
Most Expensive
B
MOH London
LG677514326 · Oct 29
$1,173 CAD
£661 GBP
View
9 more retailers have this diamond
Prices start from $221 CADSave up to $952 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
1.01ct Cushion
$221 CAD