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Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG665410054

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665410054

Diamond specifications and retailer prices

From €2,820 EUR
$3,150 USD
As of October 30, 2026
Save €13,587 EUR (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €16,407 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.1ct lab-grown cushion diamond

This 4.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665410054 or 665410054. Listed at 20 retailers as of October 30, 2026, with prices from €2,820 to €16,407, a €13,587 spread on the same certified stone. Do Amore Diamonds lists it at €16,407. 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

4.10
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665410054
Dimensions10.47 × 8.71 × 5.75 mm
L/W Ratio1.20
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
10.47 mm8.71 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665410054
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €16,407 EUR|Low: €2,670 EUR|High: €17,866 EUR|Avg: €7,428 EUR|-8.2%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 17€2,820 EUR
Retailer 15€2,860 EUR
Retailer 13€3,088 EUR
Retailer 16€3,672 EUR
Retailer 6€3,781 EUR
Retailer 14€4,127 EUR
Retailer 2€4,862 EUR
Retailer 11€5,035 EUR
Retailer 4€5,265 EUR
Retailer 9€5,849 EUR
Retailer 5€6,501 EUR
Retailer 8€7,157 EUR
Retailer 19€7,634 EUR
Retailer 7€8,473 EUR
Retailer 12€8,784 EUR
Retailer 18€10,338 EUR
Retailer 3€10,638 EUR
Retailer 20€10,959 EUR
Retailer 10€14,022 EUR
Do Amore Diamonds€16,407 EUR

35 data points across 20 retailers

20 retailers€2,820 EUR to €16,407 EUR

A
Cheapest Retailer
-
€2,820 EUR
$3,150 USD
A
Retailer 2
-
€2,860 EUR
$3,195 USD
View
A
Retailer 3
-
€3,088 EUR
$3,450 USD
View
Final sale: no returns
A
Retailer 4
-
€3,672 EUR
$4,102 USD
View
A
Retailer 5
-
€3,781 EUR
HK$33,000 HKD
View
A
Retailer 6
-
€4,127 EUR
£3,630 GBP
View
A
Retailer 7
-
€4,862 EUR
View
A
Retailer 8
-
€5,035 EUR
$5,625 USD
View
A
Retailer 9
-
€5,265 EUR
£4,632 GBP
View
Retailer 10
-
€5,849 EUR
$6,535 USD
View
Price last confirmed 13 days ago
A
Retailer 11
-
€6,501 EUR
ZAR 117,330 ZAR
View
Retailer 12
-
€7,157 EUR
A$12,302 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
€7,634 EUR
$8,529 USD
View
B+
Retailer 14
-
€8,473 EUR
£7,454 GBP
View
B+
Retailer 15
-
€8,784 EUR
$9,814 USD
View
B+
Retailer 16
-
€10,338 EUR
$11,550 USD
View
B+
Retailer 17
-
€10,638 EUR
$11,884 USD
View
B+
Retailer 18
-
€10,959 EUR
SGD 16,545 SGD
View
Retailer 19
-
€14,022 EUR
A$24,101 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Do Amore Diamonds
27-1E197205F · Oct 31
€16,407 EUR
$18,330 USD
View
19 more retailers have this diamond
Prices start from €2,820 EURSave up to €13,587 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
4.10ct Cushion
€2,820 EUR