Cushion|Lab Grown|IGI

2.79ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804638981

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

Certificate IGI LG804638981

Diamond specifications and retailer prices

From $1,652 USD
As of October 29, 2026
Save $9,498 USD (85%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $11,150 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.79ct lab-grown cushion diamond

This 2.79ct 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 LG804638981 or 804638981. Listed at 6 retailers as of October 28, 2026, with prices from $1,652 to $11,150, a $9,498 spread on the same certified stone. Brilliant Earth lists it at $11,150. 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

2.79
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804638981
Dimensions8.08 × 8.07 × 4.90 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
8.08 mm8.07 mm2.79 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804638981
Side View
Table 63.0%Crown 38.1°Girdle: STK-THKPavilion 31.4°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $11,150 USD|Low: $1,652 USD|High: $11,530 USD|Avg: $4,846 USD|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$1,652 USD
Retailer 4$2,244 USD
Retailer 5$2,745 USD
Retailer 6$3,341 USD
Retailer 2$4,572 USD
Brilliant Earth$11,150 USD

28 data points across 6 retailers

6 retailers$1,652 USD to $11,150 USD

A
Cheapest Retailer
-
$1,652 USD
A
Retailer 2
-
$2,244 USD
View
A
Retailer 3
-
$2,745 USD
View
A
Retailer 4
-
$3,341 USD
€3,182 EUR
View
B+
Retailer 5
-
$4,572 USD
£3,600 GBP
View
Most Expensive
B
Brilliant Earth
20471808A · Oct 28
$11,150 USD
View
5 more retailers have this diamond
Prices start from $1,652 USDSave up to $9,498 USD

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
2.79ct Cushion
$1,652 USD