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Cushion|Lab Grown|IGI

1.83ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG817682190

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

Certificate IGI LG817682190

Diamond specifications and retailer prices

From $1,018 CAD
$727 USD
As of October 29, 2026
Save $6,428 CAD (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,446 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown cushion diamond

This 1.83ct 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 LG817682190 or 817682190. Listed at 8 retailers as of October 29, 2026, with prices from $1,018 to $7,446, a $6,428 spread on the same certified stone. Brilliant Earth lists it at $7,446. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817682190
Dimensions7.21 × 7.21 × 4.36 mm
L/W Ratio1.00
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
7.21 mm7.21 mm1.83 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817682190
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 32.6°Culet: NoneDepth 60.5%

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 29
Current: $7,446 CAD|Low: $910 CAD|High: $7,698 CAD|Avg: $2,631 CAD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$1,018 CAD
Retailer 4$1,047 CAD
Retailer 5$1,057 CAD
Retailer 8$1,512 CAD
Retailer 2$1,526 CAD
Retailer 7$1,618 CAD
Retailer 6$2,590 CAD
Brilliant Earth$7,446 CAD

28 data points across 8 retailers

8 retailers$1,018 CAD to $7,446 CAD

A+
Cheapest Retailer
-
$1,018 CAD
$727 USD
A
Retailer 2
-
$1,047 CAD
$748 USD
View
A
Retailer 3
-
$1,057 CAD
$755 USD
View
A
Retailer 4
-
$1,512 CAD
€1,029 EUR
View
A
Retailer 5
-
$1,526 CAD
A$1,677 AUD
View
A
Retailer 6
-
$1,618 CAD
$1,156 USD
View
B+
Retailer 7
-
$2,590 CAD
£1,457 GBP
View
Most Expensive
B
Brilliant Earth
20711726A · Oct 29
$7,446 CAD
$5,320 USD
View
7 more retailers have this diamond
Prices start from $1,018 CADSave up to $6,428 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+
1.83ct Cushion
$1,018 CAD