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Cushion|Lab Grown|IGI

1.29ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG848689724

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG848689724

Diamond specifications and retailer prices

From $590 USD
As of November 5, 2026
Save $1,519 USD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,109 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG848689724 or 848689724. Listed at 5 retailers as of November 5, 2026, with prices from $590 to $2,109, a $1,519 spread on the same certified stone. MOH London lists it at $2,109. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848689724
Dimensions6.69 × 6.65 × 4.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeLarge
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
6.69 mm6.65 mm1.29 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848689724
Side View
Table 52.0%Crown 35.8°Girdle: MED-STKPavilion 40.1°Culet: LargeDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,109 USD|Low: $590 USD|High: $2,109 USD|Avg: $1,069 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 3$590 USD
Retailer 5$918 USD
Retailer 2$934 USD
Retailer 4$944 USD
MOH London$2,109 USD

2 data points across 5 retailers

5 retailers$590 USD to $2,109 USD

A
Cheapest Retailer
-
$590 USD
Final sale: no returns
A
Retailer 2
-
$918 USD
View
A
Retailer 3
-
$934 USD
View
A
Retailer 4
-
$944 USD
View
Most Expensive
B
MOH London
LG848689724 · Nov 5
$2,109 USD
£1,661 GBP
View
4 more retailers have this diamond
Prices start from $590 USDSave up to $1,519 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
1.29ct Cushion
$590 USD