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Cushion|Lab Grown|IGI

1.91ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG800614356

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800614356

Diamond specifications and retailer prices

From $1,036 CAD
$742 USD
As of October 30, 2026
Save $1,612 CAD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,040 CAD at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800614356 or 800614356. Listed at 6 retailers as of October 29, 2026, with a 156% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800614356
Dimensions8.32 × 6.30 × 4.32 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.32 mm6.30 mm1.91 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800614356
Side View
Table 63.0%Crown 33.5°Girdle: STK-VTKPavilion 32.2°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $7,040 CAD|Low: $1,017 CAD|High: $7,040 CAD|Avg: $3,038 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$1,036 CAD
Retailer 4$1,070 CAD
Retailer 5$1,601 CAD
Retailer 8$1,898 CAD
Retailer 2$2,649 CAD
Retailer 7$3,925 CAD
Retailer 9$3,973 CAD
Retailer 6$4,449 CAD
Brilliant Earth$7,040 CAD

24 data points across 9 retailers

6 retailers$1,036 CAD to $2,649 CAD

A+
Cheapest Retailer
-
$1,036 CAD
$742 USD
A
Retailer 2
-
$1,070 CAD
$766 USD
View
A
Retailer 3
-
$1,601 CAD
$1,146 USD
View
A
Retailer 4
-
$2,649 CAD
£1,493 GBP
View
Retailer 5
-
$4,449 CAD
$3,185 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
20189324A · Sep 23
$7,040 CAD
$5,040 USD
View
Price last confirmed 37 days ago
5 more retailers have this diamond
Prices start from $1,036 CADSave up to $1,612 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+
1.91ct Cushion
$1,036 CAD