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Cushion|Lab Grown|IGI

1.50ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768632358

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

Certificate IGI LG768632358

Diamond specifications and retailer prices

From $715 USD
As of November 1, 2026
Save $3,365 USD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,080 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct 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 LG768632358 or 768632358. Listed at 13 retailers as of October 31, 2026, with prices from $715 to $4,080, a $3,365 spread on the same certified stone. Do Amore Diamonds lists it at $4,080. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632358
Dimensions6.49 × 6.42 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.49 mm6.42 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632358
Side View
Table 54.0%Crown 33.3°Girdle: THK-VTKPavilion 40.9°Culet: NoneDepth 71.5%

Caratlytics Score

How it works →
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 1
Current: $4,080 USD|Low: $715 USD|High: $6,420 USD|Avg: $2,444 USD|-36.4%
Do Amore Diamonds
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
October 31, 2026
Retailer 11$715 USD
Retailer 5$810 USD
Retailer 3$839 USD
Retailer 16$840 USD
Retailer 12$891 USD
Retailer 2$1,011 USD
Retailer 4$1,018 USD
Retailer 13$1,647 USD
Retailer 8$2,309 USD
Retailer 15$2,630 USD
Retailer 7$2,638 USD
Retailer 10$2,638 USD
Retailer 14$2,645 USD
Retailer 9$3,090 USD
Do Amore Diamonds$4,080 USD
Retailer 6$6,229 USD

29 data points across 16 retailers

13 retailers$715 USD to $4,080 USD

A
Cheapest Retailer
-
$715 USD
A
Retailer 2
-
$810 USD
View
Final sale: no returns
A
Retailer 3
-
$839 USD
View
A
Retailer 4
-
$840 USD
View
A
Retailer 5
-
$891 USD
View
A
Retailer 6
-
$1,011 USD
€963 EUR
View
Retailer 7
-
$1,018 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$1,647 USD
View
Retailer 9
-
$2,630 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$2,638 USD
£2,077 GBP
View
B+
Retailer 11
-
$2,645 USD
View
B
Retailer 12
-
$3,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-EA2BE95AF · Oct 31
$4,080 USD
View
12 more retailers have this diamond
Prices start from $715 USDSave up to $3,365 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
1.50ct Cushion
$715 USD