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Cushion|Lab Grown|IGI

1.52ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818659739

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

Certificate IGI LG818659739

Diamond specifications and retailer prices

From $560 USD
As of November 3, 2026
Save $3,150 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,710 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659739 or 818659739. Listed at 17 retailers as of November 2, 2026, with prices from $560 to $3,710, a $3,150 spread on the same certified stone. Brilliant Earth lists it at $3,710. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659739
Dimensions6.63 × 6.46 × 4.33 mm
L/W Ratio1.03
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
6.63 mm6.46 mm1.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659739
Side View
Table 62.0%Crown 35.7°Girdle: MED-THKPavilion 38.9°Culet: NoneDepth 67.0%

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: Nov 3
Current: $3,710 USD|Low: $560 USD|High: $4,310 USD|Avg: $1,733 USD|-13.9%
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
November 3, 2026
Retailer 11$560 USD
Retailer 9$661 USD
Retailer 4$735 USD
Retailer 17$958 USD
Retailer 7$991 USD
Retailer 14$1,033 USD
Retailer 5$1,095 USD
Retailer 3$1,100 USD
Retailer 2$1,467 USD
Retailer 12$1,814 USD
Retailer 10$2,022 USD
Retailer 16$2,177 USD
Retailer 13$2,250 USD
Retailer 15$2,592 USD
Retailer 8$2,690 USD
Retailer 6$3,161 USD
Brilliant Earth$3,710 USD

27 data points across 17 retailers

17 retailers$560 USD to $3,710 USD

A
Cheapest Retailer
-
$560 USD
Final sale: no returns
Retailer 2
-
$661 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$735 USD
View
A
Retailer 4
-
$958 USD
€912 EUR
View
A
Retailer 5
-
$991 USD
View
A
Retailer 6
-
$1,033 USD
£814 GBP
View
A
Retailer 7
-
$1,095 USD
View
A
Retailer 8
-
$1,100 USD
ZAR 17,773 ZAR
View
B+
Retailer 9
-
$1,467 USD
View
B+
Retailer 10
-
$1,814 USD
£1,428 GBP
View
B+
Retailer 11
-
$2,022 USD
View
B+
Retailer 12
-
$2,177 USD
View
B+
Retailer 13
-
$2,250 USD
SGD 3,041 SGD
View
B+
Retailer 14
-
$2,592 USD
£2,041 GBP
View
Retailer 15
-
$2,690 USD
View
Price last confirmed 13 days ago
B
Retailer 16
-
$3,161 USD
View
Most Expensive
B
Brilliant Earth
21421795A · Nov 2
$3,710 USD
View
16 more retailers have this diamond
Prices start from $560 USDSave up to $3,150 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
1.52ct Cushion
$560 USD