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Cushion|Lab Grown|IGI

1.53ct F IF Cushion Lab Grown Diamond

EX • F/IF • IGI LG729580488

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG729580488

Diamond specifications and retailer prices

From €346 EUR
£304 GBP
As of November 1, 2026
Save €1,543 EUR (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,889 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729580488 or 729580488. Listed at 19 retailers as of October 31, 2026, with prices from €346 to €1,889, a €1,543 spread on the same certified stone. Brilliant Earth lists it at €1,889. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729580488
Dimensions5.77 × 5.77 × 3.81 mm
L/W Ratio1.00
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
5.77 mm5.77 mm1.53 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729580488
Side View
Table 62.0%Crown 35.6°Girdle: STK-THKPavilion 29.6°Culet: NoneDepth 66.0%

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 1
Current: €1,889 EUR|Low: €337 EUR|High: €1,933 EUR|Avg: €982 EUR|+0.5%
Brilliant Earth
Retailer 2
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 1, 2026
Retailer 7€337 EUR
Retailer 11€346 EUR
Retailer 3€456 EUR
Retailer 14€456 EUR
Retailer 13€547 EUR
Retailer 18€568 EUR
Retailer 17€578 EUR
Retailer 12€592 EUR
Retailer 16€784 EUR
Retailer 5€921 EUR
Retailer 8€1,088 EUR
Retailer 4€1,123 EUR
Retailer 9€1,292 EUR
Retailer 6€1,310 EUR
Retailer 15€1,318 EUR
Retailer 2€1,347 EUR
Retailer 10€1,638 EUR
Brilliant Earth€1,889 EUR

38 data points across 18 retailers

19 retailers€346 EUR to €1,889 EUR

Retailer 1
-
€337 EUR
$376 USD
Price last confirmed 7 days ago
A
Retailer 2
-
€346 EUR
£304 GBP
View
A
Retailer 3
-
€456 EUR
$510 USD
View
A
Retailer 4
-
€456 EUR
$510 USD
View
A
Retailer 5
-
€547 EUR
View
A
Retailer 6
-
€568 EUR
$635 USD
View
A
Retailer 7
-
€578 EUR
ZAR 10,424 ZAR
View
A
Retailer 8
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€592 EUR
£521 GBP
View
A
Retailer 9
-
€784 EUR
A$1,347 AUD
View
A
Retailer 10
-
€921 EUR
$1,029 USD
View
A
Retailer 11
-
€1,088 EUR
SGD 1,642 SGD
View
A
Retailer 12
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€1,123 EUR
$1,254 USD
View
A
Retailer 13
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€1,183 EUR
$1,322 USD
View
A
Retailer 14
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€1,292 EUR
$1,443 USD
View
A
Retailer 15
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€1,310 EUR
£1,152 GBP
View
A
Retailer 16
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€1,318 EUR
A$2,266 AUD
View
A
Retailer 17
-
€1,347 EUR
£1,185 GBP
View
Retailer 18
-
€1,638 EUR
$1,830 USD
View
Price last confirmed 11 days ago
Most Expensive
B+
Brilliant Earth
17558281A · Oct 31
€1,889 EUR
$2,110 USD
View
18 more retailers have this diamond
Prices start from €346 EURSave up to €1,543 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
€346 EUR