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Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG786648222

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786648222

Diamond specifications and retailer prices

From $665 CAD
$476 USD
As of October 30, 2026
Save $4,727 CAD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,392 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct 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 LG786648222 or 786648222. Listed at 19 retailers as of October 30, 2026, with prices from $665 to $5,392, a $4,727 spread on the same certified stone. Brilliant Earth lists it at $5,392. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786648222
Dimensions6.30 × 6.30 × 8.87 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
6.30 mm6.30 mm1.87 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786648222
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 68.1%

Caratlytics Score

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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: $5,392 CAD|Low: $665 CAD|High: $7,613 CAD|Avg: $2,617 CAD|-29.2%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6$665 CAD
Retailer 17$1,118 CAD
Retailer 7$1,164 CAD
Retailer 12$1,184 CAD
Retailer 4$1,199 CAD
Retailer 2$1,217 CAD
Retailer 14$1,268 CAD
Retailer 11$1,719 CAD
Retailer 16$1,746 CAD
Retailer 5$2,134 CAD
Retailer 8$2,348 CAD
Retailer 3$2,418 CAD
Retailer 13$2,725 CAD
Retailer 18$2,763 CAD
Retailer 10$3,555 CAD
Retailer 9$4,524 CAD
Retailer 15$4,729 CAD
Brilliant Earth$5,392 CAD

42 data points across 18 retailers

19 retailers$665 CAD to $5,392 CAD

A
Cheapest Retailer
-
$665 CAD
$476 USD
Final sale: no returns
A
Retailer 2
-
$1,118 CAD
$800 USD
View
A
Retailer 3
-
$1,164 CAD
$833 USD
View
A
Retailer 4
-
$1,184 CAD
€807 EUR
View
A
Retailer 5
-
$1,199 CAD
$858 USD
View
A
Retailer 6
-
$1,217 CAD
£686 GBP
View
A
Retailer 7
-
$1,268 CAD
ZAR 14,666 ZAR
View
A
Retailer 8
-
$1,719 CAD
A$1,893 AUD
View
A
Retailer 9
-
$1,746 CAD
$1,250 USD
View
A
Retailer 10
-
$2,134 CAD
$1,528 USD
View
A
Retailer 11
-
$2,348 CAD
SGD 2,271 SGD
View
B+
Retailer 12
-
$2,418 CAD
$1,731 USD
View
B+
Retailer 13
-
$2,576 CAD
$1,844 USD
View
B+
Retailer 14
-
$2,725 CAD
£1,536 GBP
View
B+
Retailer 15
-
$2,763 CAD
$1,978 USD
View
Retailer 16
-
$3,555 CAD
£2,004 GBP
View
Price last confirmed 22 days ago
Retailer 17
-
$4,524 CAD
A$4,983 AUD
View
Price last confirmed 22 days ago
Retailer 18
-
$4,729 CAD
$3,385 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
18398244A · Oct 30
$5,392 CAD
$3,860 USD
View
18 more retailers have this diamond
Prices start from $665 CADSave up to $4,727 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
1.87ct Cushion
$665 CAD