Cushion|Lab Grown|IGI

1.24ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846664584

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846664584

Diamond specifications and retailer prices

From $435 USD
£342 GBP
As of October 30, 2026
Save $3,335 USD (88%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,770 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.24ct lab-grown cushion diamond

This 1.24ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664584 or 846664584. Listed at 3 retailers as of October 30, 2026, with prices from $435 to $3,770, a $3,335 spread on the same certified stone. Brilliant Earth lists it at $3,770. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664584
Dimensions7.67 × 5.51 × 3.67 mm
L/W Ratio1.39
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
7.67 mm5.51 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664584
Side View
Table 60.0%Crown 35.9°Girdle: MED-THKPavilion 34.9°CuletDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,770 USD|Low: $435 USD|High: $3,770 USD|Avg: $2,158 USD
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$435 USD
Retailer 2$2,380 USD
Brilliant Earth$3,770 USD

2 data points across 3 retailers

3 retailers$435 USD to $3,770 USD

A
Cheapest Retailer
-
$435 USD
£342 GBP
B
Retailer 2
-
$2,380 USD
View
Most Expensive
B
Brilliant Earth
22370034A · Oct 30
$3,770 USD
View
2 more retailers have this diamond
Prices start from $435 USDSave up to $3,335 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
1.24ct Cushion
$435 USD