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Cushion|Lab Grown|IGI

1.80ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG744513208

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG744513208

Diamond specifications and retailer prices

From $691 CAD
$494 USD
As of October 28, 2026
Save $5,271 CAD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,962 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.8ct lab-grown cushion diamond

This 1.8ct 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 LG744513208 or 744513208. Listed at 13 retailers as of October 28, 2026, with prices from $691 to $5,962, a $5,271 spread on the same certified stone. Brilliant Earth lists it at $5,962. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513208
Dimensions8.20 × 8.20 × 6.58 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
8.20 mm8.20 mm1.80 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513208
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 68.7%

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 28
Current: $5,962 CAD|Low: $494 CAD|High: $6,158 CAD|Avg: $2,549 CAD|-3.2%
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
October 29, 2026
Retailer 5$691 CAD
Retailer 8$904 CAD
Retailer 13$966 CAD
Retailer 7$1,069 CAD
Retailer 2$1,215 CAD
Retailer 3$1,573 CAD
Retailer 11$1,775 CAD
Retailer 10$1,996 CAD
Retailer 6$2,739 CAD
Retailer 4$4,363 CAD
Retailer 12$4,570 CAD
Retailer 9$4,815 CAD
Brilliant Earth$5,962 CAD

31 data points across 13 retailers

13 retailers$691 CAD to $5,962 CAD

A
Cheapest Retailer
-
$691 CAD
$494 USD
Final sale: no returns
A
Retailer 2
-
$904 CAD
$646 USD
View
A
Retailer 3
-
$966 CAD
$690 USD
View
A
Retailer 4
-
$1,069 CAD
$764 USD
View
A
Retailer 5
-
$1,215 CAD
€827 EUR
View
A
Retailer 6
-
$1,573 CAD
$1,124 USD
View
A
Retailer 7
-
$1,775 CAD
A$1,951 AUD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$1,996 CAD
$1,426 USD
View
B+
Retailer 9
-
$2,739 CAD
£1,541 GBP
View
B+
Retailer 10
-
$4,363 CAD
A$4,796 AUD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$4,570 CAD
$3,265 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$4,815 CAD
$3,440 USD
View
Most Expensive
B
Brilliant Earth
16861116Y · Oct 28
$5,962 CAD
$4,260 USD
View
12 more retailers have this diamond
Prices start from $691 CADSave up to $5,271 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
1.80ct Cushion
$691 CAD