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Cushion|Lab Grown|IGI

1.59ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG710553301

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG710553301

Diamond specifications and retailer prices

From €454 EUR
$507 USD
As of November 1, 2026
Save €1,838 EUR (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,291 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG710553301 or 710553301. Listed at 18 retailers as of October 31, 2026, with prices from €454 to €2,291, a €1,838 spread on the same certified stone. Brilliant Earth lists it at €2,291. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710553301
Dimensions8.42 × 5.68 × 3.90 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.42 mm5.68 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710553301
Side View
Table 58.0%Crown 31.8°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.7%

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: €2,291 EUR|Low: €454 EUR|High: €2,766 EUR|Avg: €1,305 EUR|-17.2%
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 1, 2026
Retailer 6€454 EUR
Retailer 13€502 EUR
Retailer 16€761 EUR
Retailer 11€784 EUR
Retailer 4€785 EUR
Retailer 10€825 EUR
Retailer 15€834 EUR
Retailer 5€1,045 EUR
Retailer 14€1,216 EUR
Retailer 17€1,390 EUR
Retailer 8€1,593 EUR
Retailer 9€1,644 EUR
Retailer 3€1,679 EUR
Retailer 7€1,791 EUR
Retailer 2€1,846 EUR
Retailer 12€2,135 EUR
Brilliant Earth€2,291 EUR

43 data points across 17 retailers

18 retailers€454 EUR to €2,291 EUR

A
Cheapest Retailer
-
€454 EUR
$507 USD
Final sale: no returns
Retailer 2
-
€502 EUR
$561 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€761 EUR
$850 USD
View
A
Retailer 4
-
€784 EUR
View
A
Retailer 5
-
€785 EUR
$877 USD
View
A
Retailer 6
-
€825 EUR
£726 GBP
View
A
Retailer 7
-
€834 EUR
$932 USD
View
A
Retailer 8
-
€1,045 EUR
$1,167 USD
View
A
Retailer 9
-
€1,216 EUR
$1,359 USD
View
B+
Retailer 10
-
€1,390 EUR
$1,553 USD
View
B+
Retailer 11
-
€1,593 EUR
SGD 2,405 SGD
View
B+
Retailer 12
-
€1,644 EUR
$1,837 USD
View
B+
Retailer 13
-
€1,679 EUR
$1,876 USD
View
B+
Retailer 14
-
€1,791 EUR
$2,000 USD
View
B+
Retailer 15
-
€1,846 EUR
£1,624 GBP
View
Retailer 16
-
€2,135 EUR
$2,385 USD
View
Price last confirmed 11 days ago
Retailer 17
-
€2,157 EUR
$2,410 USD
View
Price last confirmed 25 days ago
Most Expensive
B+
Brilliant Earth
14795915A · Oct 31
€2,291 EUR
$2,560 USD
View
17 more retailers have this diamond
Prices start from €454 EURSave up to €1,838 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
1.59ct Cushion
€454 EUR