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Cushion|Lab Grown|IGI

2.80ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830628589

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830628589

Diamond specifications and retailer prices

From $2,197 CAD
$1,570 USD
As of October 29, 2026
Save $9,713 CAD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,911 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.8ct lab-grown cushion diamond

This 2.8ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830628589 or 830628589. Listed at 10 retailers as of October 29, 2026, with prices from $2,197 to $11,911, a $9,713 spread on the same certified stone. Brilliant Earth lists it at $11,911. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.80
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830628589
Dimensions9.62 × 7.60 × 4.95 mm
L/W Ratio1.27
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
9.62 mm7.60 mm2.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830628589
Side View
Table 59.0%Crown 34.2°Girdle: MED-THKPavilion 35.2°Culet: NoneDepth 65.1%

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 29
Current: $11,911 CAD|Low: $2,197 CAD|High: $16,221 CAD|Avg: $7,338 CAD|-25.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 5$2,197 CAD
Retailer 4$2,246 CAD
Retailer 8$3,591 CAD
Retailer 3$4,187 CAD
Retailer 6$4,503 CAD
Retailer 9$6,506 CAD
Retailer 7$6,785 CAD
Retailer 10$8,454 CAD
Retailer 2$9,447 CAD
Brilliant Earth$11,911 CAD

34 data points across 10 retailers

10 retailers$2,197 CAD to $11,911 CAD

A
Cheapest Retailer
-
$2,197 CAD
$1,570 USD
A
Retailer 2
-
$2,246 CAD
$1,605 USD
View
A
Retailer 3
-
$3,591 CAD
$2,566 USD
View
A
Retailer 4
-
$4,187 CAD
€2,849 EUR
View
A
Retailer 5
-
$4,503 CAD
$3,217 USD
View
B+
Retailer 6
-
$6,506 CAD
£3,660 GBP
View
B+
Retailer 7
-
$6,785 CAD
$4,848 USD
View
Retailer 8
-
$8,454 CAD
$6,040 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$9,447 CAD
$6,750 USD
View
Most Expensive
B
Brilliant Earth
21286275A · Oct 29
$11,911 CAD
$8,510 USD
View
9 more retailers have this diamond
Prices start from $2,197 CADSave up to $9,713 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
2.80ct Cushion
$2,197 CAD