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Cushion|Lab Grown|IGI

1.86ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG744513209

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG744513209

Diamond specifications and retailer prices

From $715 CAD
$511 USD
As of October 30, 2026
Save $4,547 CAD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,262 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.86ct lab-grown cushion diamond

This 1.86ct 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 LG744513209 or 744513209. Listed at 13 retailers as of October 30, 2026, with prices from $715 to $5,262, a $4,547 spread on the same certified stone. Brilliant Earth lists it at $5,262. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513209
Dimensions8.21 × 8.21 × 6.39 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
8.21 mm8.21 mm1.86 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513209
Side View
Table 62.0%Crown 33.6°Girdle: STK-THKPavilion 41°Culet: NoneDepth 72.0%

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: Oct 30
Current: $5,262 CAD|Low: $511 CAD|High: $7,754 CAD|Avg: $2,766 CAD|-32.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$715 CAD
Retailer 7$927 CAD
Retailer 13$1,001 CAD
Retailer 9$1,097 CAD
Retailer 6$1,204 CAD
Retailer 3$1,674 CAD
Retailer 2$1,780 CAD
Retailer 11$2,047 CAD
Retailer 10$2,812 CAD
Retailer 4$4,513 CAD
Retailer 12$4,584 CAD
Retailer 8$4,955 CAD
Brilliant Earth$5,262 CAD

28 data points across 13 retailers

13 retailers$715 CAD to $5,262 CAD

A
Cheapest Retailer
-
$715 CAD
$511 USD
Final sale: no returns
A
Retailer 2
-
$927 CAD
$662 USD
View
A
Retailer 3
-
$1,001 CAD
$715 USD
View
A
Retailer 4
-
$1,097 CAD
$784 USD
View
A
Retailer 5
-
$1,204 CAD
€819 EUR
View
A
Retailer 6
-
$1,674 CAD
$1,196 USD
View
A
Retailer 7
-
$1,780 CAD
A$1,957 AUD
View
A
Retailer 8
-
$2,047 CAD
$1,463 USD
View
B+
Retailer 9
-
$2,812 CAD
£1,582 GBP
View
Retailer 10
-
$4,513 CAD
A$4,961 AUD
View
Price last confirmed 21 days ago
Retailer 11
-
$4,584 CAD
$3,275 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$4,955 CAD
$3,540 USD
View
Most Expensive
B
Brilliant Earth
16861062Y · Oct 30
$5,262 CAD
$3,760 USD
View
12 more retailers have this diamond
Prices start from $715 CADSave up to $4,547 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
1.86ct Cushion
$715 CAD