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Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818681100

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818681100

Diamond specifications and retailer prices

From €653 EUR
$730 USD
As of October 31, 2026
Save €2,623 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,276 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG818681100 or 818681100. Listed at 16 retailers as of October 31, 2026, with prices from €653 to €3,276, a €2,623 spread on the same certified stone. Brilliant Earth lists it at €3,276. 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 angle32.7°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681100
Dimensions8.60 × 5.78 × 3.81 mm
L/W Ratio1.49
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
8.60 mm5.78 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681100
Side View
Table 61.0%Crown 32.7°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 65.9%

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: €3,276 EUR|Low: €620 EUR|High: €4,386 EUR|Avg: €1,654 EUR|-25.3%
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
November 1, 2026
Retailer 8€620 EUR
Retailer 13€653 EUR
Retailer 3€765 EUR
Retailer 9€848 EUR
Retailer 4€881 EUR
Retailer 2€944 EUR
Retailer 12€974 EUR
Retailer 14€989 EUR
Retailer 5€1,322 EUR
Retailer 16€1,651 EUR
Retailer 6€1,843 EUR
Retailer 15€1,844 EUR
Retailer 10€1,991 EUR
Retailer 11€2,379 EUR
Retailer 7€2,430 EUR
Brilliant Earth€3,276 EUR

32 data points across 16 retailers

16 retailers€653 EUR to €3,276 EUR

Retailer 1
-
€620 EUR
$693 USD
Price last confirmed 15 days ago
A
Retailer 2
-
€653 EUR
$730 USD
View
A
Retailer 3
-
€765 EUR
$855 USD
View
A
Retailer 4
-
€848 EUR
View
A
Retailer 5
-
€881 EUR
$984 USD
View
A
Retailer 6
-
€944 EUR
£831 GBP
View
A
Retailer 7
-
€974 EUR
ZAR 17,581 ZAR
View
A
Retailer 8
-
€989 EUR
$1,105 USD
View
A
Retailer 9
-
€1,322 EUR
$1,477 USD
View
B+
Retailer 10
-
€1,651 EUR
£1,452 GBP
View
B+
Retailer 11
-
€1,843 EUR
SGD 2,782 SGD
View
B+
Retailer 12
-
€1,844 EUR
$2,061 USD
View
B+
Retailer 13
-
€1,991 EUR
$2,224 USD
View
B+
Retailer 14
-
€2,379 EUR
£2,093 GBP
View
Retailer 15
-
€2,430 EUR
$2,715 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21418369A · Oct 31
€3,276 EUR
$3,660 USD
View
15 more retailers have this diamond
Prices start from €653 EURSave up to €2,623 EUR

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
€653 EUR