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Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG833685485

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG833685485

Diamond specifications and retailer prices

From €2,610 EUR
£2,296 GBP
As of October 26, 2026
Save €14,916 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €17,526 EUR at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 LG833685485 or 833685485. Listed at 12 retailers as of October 26, 2026, with prices from €2,610 to €17,526, a €14,916 spread on the same certified stone. Brilliant Earth lists it at €17,526. 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 angle35.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833685485
Dimensions11.31 × 8.20 × 5.42 mm
L/W Ratio1.38
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
11.31 mm8.20 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833685485
Side View
Table 59.0%Crown 35.2°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 66.1%

Caratlytics Score

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A+
Exceptional
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 26
Current: €17,526 EUR|Low: €2,610 EUR|High: €17,526 EUR|Avg: €8,679 EUR
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
October 26, 2026
Retailer 7€2,610 EUR
Retailer 8€2,981 EUR
Retailer 11€3,754 EUR
Retailer 2€4,414 EUR
Retailer 9€5,098 EUR
Retailer 12€5,939 EUR
Retailer 10€6,860 EUR
Retailer 13€8,142 EUR
Retailer 4€8,370 EUR
Retailer 3€14,022 EUR
Retailer 6€16,819 EUR
Retailer 5€17,297 EUR
Brilliant Earth€17,526 EUR

25 data points across 13 retailers

12 retailers€2,610 EUR to €17,526 EUR

A+
Cheapest Retailer
-
€2,610 EUR
£2,296 GBP
A
Retailer 2
-
€2,981 EUR
$3,330 USD
View
A
Retailer 3
-
€3,754 EUR
$4,194 USD
View
A
Retailer 4
-
€4,414 EUR
$4,931 USD
View
A
Retailer 5
-
€5,098 EUR
View
Retailer 6
-
€5,939 EUR
$6,635 USD
View
Price last confirmed 12 days ago
Retailer 7
-
€6,860 EUR
A$11,791 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
€8,142 EUR
£7,162 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
€8,370 EUR
$9,351 USD
View
Price last confirmed 15 days ago
Retailer 10
-
€14,022 EUR
A$24,101 AUD
View
Price last confirmed 22 days ago
B
Retailer 11
-
€16,819 EUR
$18,790 USD
View
Most Expensive
B
Brilliant Earth
22166860Y · Oct 26
€17,526 EUR
$19,580 USD
View
11 more retailers have this diamond
Prices start from €2,610 EURSave up to €14,916 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
€2,610 EUR