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Cushion|Lab Grown|IGI

4.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG709532928

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG709532928

Diamond specifications and retailer prices

From €2,836 EUR
$3,168 USD
As of October 30, 2026
Save €6,882 EUR (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €9,717 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.03ct lab-grown cushion diamond

This 4.03ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG709532928 or 709532928. Listed at 21 retailers as of October 30, 2026, with prices from €2,836 to €9,717, a €6,882 spread on the same certified stone. Taylor and Hart lists it at €9,717. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle28°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709532928
Dimensions10.53 × 8.13 × 5.28 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm8.13 mm4.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709532928
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 28°Culet: NoneDepth 64.9%

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 30
Current: €4,421 EUR|Low: €2,691 EUR|High: €11,021 EUR|Avg: €5,539 EUR|-14.8%
Retailer 1
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
Retailer 18
Retailer 19
Taylor and Hart
October 31, 2026
Retailer 10€2,787 EUR
Retailer 6€2,836 EUR
Retailer 3€2,931 EUR
Retailer 19€2,946 EUR
Retailer 4€3,231 EUR
Retailer 2€3,727 EUR
Retailer 12€3,765 EUR
Retailer 15€3,983 EUR
Retailer 1€4,421 EUR
Retailer 9€4,802 EUR
Retailer 8€5,004 EUR
Retailer 13€5,933 EUR
Retailer 16€5,980 EUR
Retailer 5€6,931 EUR
Retailer 18€7,084 EUR
Retailer 14€7,503 EUR
Retailer 11€7,784 EUR
Retailer 17€8,745 EUR
Retailer 7€9,345 EUR
Taylor and Hart€9,717 EUR

31 data points across 20 retailers

21 retailers€2,836 EUR to €9,717 EUR

Retailer 1
-
€2,787 EUR
$3,114 USD
Price last confirmed 19 days ago
A
Retailer 2
-
€2,836 EUR
$3,168 USD
View
A
Retailer 3
-
€2,931 EUR
$3,275 USD
View
A
Retailer 4
-
€2,946 EUR
$3,291 USD
View
Final sale: no returns
A
Retailer 5
-
€3,231 EUR
HK$28,200 HKD
View
A
Retailer 6
-
€3,727 EUR
$4,164 USD
View
A
Retailer 7
-
€3,765 EUR
£3,312 GBP
View
A
Retailer 8
-
€3,983 EUR
$4,450 USD
View
A
Retailer 9
-
€4,421 EUR
View
A
Retailer 10
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€4,802 EUR
£4,224 GBP
View
A
Retailer 11
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€5,004 EUR
$5,590 USD
View
A
Retailer 12
-
€5,933 EUR
ZAR 107,077 ZAR
View
Retailer 13
-
€5,980 EUR
A$10,279 AUD
View
Price last confirmed 10 days ago
Retailer 14
-
€6,722 EUR
$7,510 USD
View
Price last confirmed 34 days ago
A
Retailer 15
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€6,931 EUR
$7,744 USD
View
A
Retailer 16
-
€7,084 EUR
$7,914 USD
View
A
Retailer 17
-
€7,503 EUR
£6,600 GBP
View
B+
Retailer 18
-
€7,784 EUR
$8,697 USD
View
B+
Retailer 19
-
€8,745 EUR
$9,770 USD
View
B+
Retailer 20
-
€9,345 EUR
SGD 14,108 SGD
View
Most Expensive
B+
Taylor and Hart
2Z978ZY · Oct 31
€9,717 EUR
$10,856 USD
View
20 more retailers have this diamond
Prices start from €2,836 EURSave up to €6,882 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
4.03ct Cushion
€2,836 EUR