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Cushion|Lab Grown|IGI

1.89ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG839647791

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839647791

Diamond specifications and retailer prices

From $848 CAD
$606 USD
As of October 27, 2026
Save $6,108 CAD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,956 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.89ct lab-grown cushion diamond

This 1.89ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839647791 or 839647791. Listed at 19 retailers as of October 27, 2026, with prices from $848 to $6,956, a $6,108 spread on the same certified stone. Brilliant Earth lists it at $6,956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839647791
Dimensions8.72 × 6.26 × 3.95 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.72 mm6.26 mm1.89 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839647791
Side View
Table 66.0%Crown 33.6°Girdle: MED-THKPavilion 32.8°Culet: NoneDepth 63.1%

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 27
Current: $6,956 CAD|Low: $848 CAD|High: $6,956 CAD|Avg: $2,557 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
Retailer 18
Retailer 19
October 29, 2026
Retailer 9$848 CAD
Retailer 3$973 CAD
Retailer 17$1,021 CAD
Retailer 6$1,134 CAD
Retailer 2$1,362 CAD
Retailer 4$1,451 CAD
Retailer 14$1,455 CAD
Retailer 16$1,601 CAD
Retailer 18$2,202 CAD
Retailer 8$2,249 CAD
Retailer 5$2,730 CAD
Retailer 13$2,938 CAD
Retailer 7$3,026 CAD
Retailer 11$3,051 CAD
Retailer 10$3,196 CAD
Retailer 15$3,928 CAD
Retailer 12$4,080 CAD
Retailer 19$4,080 CAD
Brilliant Earth$6,956 CAD

23 data points across 19 retailers

19 retailers$848 CAD to $6,956 CAD

A
Cheapest Retailer
-
$848 CAD
$606 USD
Final sale: no returns
A
Retailer 2
-
$973 CAD
£547 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
$1,021 CAD
HK$5,700 HKD
View
A
Retailer 4
-
$1,134 CAD
$810 USD
View
A
Retailer 5
-
$1,362 CAD
€927 EUR
View
A
Retailer 6
-
$1,451 CAD
$1,037 USD
View
A
Retailer 7
-
$1,455 CAD
£819 GBP
View
A
Retailer 8
-
$1,601 CAD
ZAR 18,478 ZAR
View
A
Retailer 9
-
$2,202 CAD
A$2,420 AUD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$2,249 CAD
$1,607 USD
View
B+
Retailer 11
-
$2,730 CAD
£1,536 GBP
View
B+
Retailer 12
-
$2,938 CAD
SGD 2,837 SGD
View
B+
Retailer 13
-
$3,026 CAD
$2,162 USD
View
B+
Retailer 14
-
$3,051 CAD
$2,180 USD
View
B+
Retailer 15
-
$3,196 CAD
$2,283 USD
View
B+
Retailer 16
-
$3,928 CAD
£2,210 GBP
View
B+
Retailer 17
-
$4,080 CAD
$2,915 USD
View
B+
Retailer 18
-
$4,080 CAD
$2,915 USD
View
Most Expensive
B
Brilliant Earth
21808108A · Oct 29
$6,956 CAD
$4,970 USD
View
18 more retailers have this diamond
Prices start from $848 CADSave up to $6,108 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
1.89ct Cushion
$848 CAD