Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818683411

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818683411

Diamond specifications and retailer prices

From $750 USD
As of October 31, 2026
Save $3,750 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,500 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown cushion diamond

This 1.53ct 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 LG818683411 or 818683411. Listed at 12 retailers as of October 31, 2026, with prices from $750 to $4,500, a $3,750 spread on the same certified stone. Do Amore Diamonds lists it at $4,500. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818683411
Dimensions7.55 × 6.17 × 4.21 mm
L/W Ratio1.22
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
7.55 mm6.17 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818683411
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.2%

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: Oct 31
Current: $4,500 USD|Low: $750 USD|High: $5,940 USD|Avg: $2,266 USD|-24.2%
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
October 31, 2026
Retailer 14$750 USD
Retailer 10$760 USD
Retailer 3$878 USD
Retailer 9$975 USD
Retailer 2$1,111 USD
Retailer 4$1,126 USD
Retailer 11$1,790 USD
Retailer 13$2,685 USD
Retailer 12$2,833 USD
Retailer 6$3,011 USD
Retailer 8$3,024 USD
Retailer 5$3,070 USD
Retailer 7$3,470 USD
Do Amore Diamonds$4,500 USD

33 data points across 14 retailers

12 retailers$750 USD to $4,500 USD

A
Cheapest Retailer
-
$750 USD
A
Retailer 2
-
$760 USD
View
A
Retailer 3
-
$878 USD
View
A
Retailer 4
-
$975 USD
View
A
Retailer 5
-
$1,111 USD
€1,058 EUR
View
Retailer 6
-
$1,126 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$1,790 USD
View
Retailer 8
-
$2,685 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$2,833 USD
View
B+
Retailer 10
-
$3,024 USD
£2,381 GBP
View
B
Retailer 11
-
$3,470 USD
View
Most Expensive
B
Do Amore Diamonds
27-56BDF5957 · Oct 31
$4,500 USD
View
11 more retailers have this diamond
Prices start from $750 USDSave up to $3,750 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
1.53ct Cushion
$750 USD