CaratHunter
Plans
Cushion|Lab Grown|IGI

1.83ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG836639794

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836639794

Diamond specifications and retailer prices

From $812 CAD
£457 GBP
As of October 30, 2026
Save $5,263 CAD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,074 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 LG836639794 or 836639794. Listed at 15 retailers as of October 29, 2026, with prices from $812 to $6,074, a $5,263 spread on the same certified stone. Brilliant Earth lists it at $6,074. 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 angle33.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639794
Dimensions7.99 × 6.51 × 4.49 mm
L/W Ratio1.23
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
7.99 mm6.51 mm1.83 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639794
Side View
Table 62.0%Crown 33.2°Girdle: STK-THKPavilion 40°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
A
Excellent
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: $6,074 CAD|Low: $810 CAD|High: $6,074 CAD|Avg: $2,704 CAD
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
October 30, 2026
Retailer 2$812 CAD
Retailer 14$925 CAD
Retailer 4$994 CAD
Retailer 16$1,100 CAD
Retailer 13$1,159 CAD
Retailer 11$1,199 CAD
Retailer 5$1,625 CAD
Retailer 10$1,782 CAD
Retailer 17$2,042 CAD
Retailer 12$2,826 CAD
Retailer 9$3,099 CAD
Retailer 8$3,652 CAD
Retailer 6$4,433 CAD
Retailer 3$4,577 CAD
Retailer 7$4,836 CAD
Retailer 15$4,969 CAD
Brilliant Earth$6,074 CAD

35 data points across 17 retailers

15 retailers$812 CAD to $6,074 CAD

A
Cheapest Retailer
-
$812 CAD
£457 GBP
A
Retailer 2
-
$925 CAD
$661 USD
View
A
Retailer 3
-
$994 CAD
$710 USD
View
A
Retailer 4
-
$1,043 CAD
$745 USD
View
A
Retailer 5
-
$1,100 CAD
$786 USD
View
A
Retailer 6
-
$1,199 CAD
€816 EUR
View
A
Retailer 7
-
$1,625 CAD
$1,161 USD
View
A
Retailer 8
-
$1,782 CAD
A$1,959 AUD
View
A
Retailer 9
-
$2,042 CAD
$1,459 USD
View
B+
Retailer 10
-
$2,826 CAD
£1,590 GBP
View
Retailer 11
-
$4,433 CAD
A$4,873 AUD
View
Price last confirmed 22 days ago
Retailer 12
-
$4,577 CAD
$3,270 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$4,836 CAD
$3,455 USD
View
B+
Retailer 14
-
$4,969 CAD
$3,550 USD
View
Most Expensive
B
Brilliant Earth
21581090Y · Oct 29
$6,074 CAD
$4,340 USD
View
14 more retailers have this diamond
Prices start from $812 CADSave up to $5,263 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
$812 CAD