CaratHunter
Plans
Cushion|Lab Grown|IGI

1.01ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG809605593

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

Certificate IGI LG809605593

Diamond specifications and retailer prices

From $307 CAD
$220 USD
As of November 1, 2026
Save $1,582 CAD (84%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,889 CAD at MOH London · As of November 1, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG809605593 or 809605593. Listed at 6 retailers as of November 1, 2026, with prices from $307 to $1,889, a $1,582 spread on the same certified stone. MOH London lists it at $1,889. 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
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809605593
Dimensions5.64 × 5.46 × 3.79 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.64 mm5.46 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809605593
Side View
Table 62.0%Crown 39°Girdle: THK-VTKPavilion 35.1°Culet: NoneDepth 69.4%

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 1
Current: $1,889 CAD|Low: $307 CAD|High: $1,912 CAD|Avg: $772 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$307 CAD
Retailer 2$439 CAD
Retailer 6$451 CAD
Retailer 5$676 CAD
Retailer 3$852 CAD
MOH London$1,889 CAD

20 data points across 6 retailers

6 retailers$307 CAD to $1,889 CAD

B+
Cheapest Retailer
-
$307 CAD
$220 USD
A
Retailer 2
-
$439 CAD
€299 EUR
View
A
Retailer 3
-
$451 CAD
$323 USD
View
B+
Retailer 4
-
$676 CAD
$484 USD
View
B+
Retailer 5
-
$852 CAD
$610 USD
View
Most Expensive
B
MOH London
LG809605593 · Nov 1
$1,889 CAD
£1,065 GBP
View
5 more retailers have this diamond
Prices start from $307 CADSave up to $1,582 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
$307 CAD