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Cushion|Lab Grown|IGI

4.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG778683653

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778683653

Diamond specifications and retailer prices

From €9,368 EUR
$10,466 USD
As of October 31, 2026
Save €25,037 EUR (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €36,332 EUR at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778683653 or 778683653. Listed at 19 retailers as of October 31, 2026, with a 267% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778683653
Dimensions11.99 × 8.38 × 5.37 mm
L/W Ratio1.43
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
11.99 mm8.38 mm4.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778683653
Side View
Table 57.0%Crown 32.3°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €20,691 EUR|Low: €9,242 EUR|High: €76,871 EUR|Avg: €24,338 EUR
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
Wholesale Diamonds Direct
November 1, 2026
Retailer 11€9,242 EUR
Retailer 4€10,854 EUR
Retailer 7€11,494 EUR
Retailer 5€12,070 EUR
Retailer 14€12,503 EUR
Retailer 10€12,748 EUR
Retailer 8€16,025 EUR
Retailer 12€19,728 EUR
Retailer 6€19,766 EUR
Retailer 1€20,691 EUR
Retailer 13€22,867 EUR
Retailer 9€29,375 EUR
Wholesale Diamonds Direct€36,332 EUR
Retailer 2€45,801 EUR
Retailer 3€76,871 EUR

44 data points across 15 retailers

19 retailers€9,368 EUR to €34,405 EUR

Retailer 1
-
€9,242 EUR
$10,325 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
€9,368 EUR
$10,466 USD
View
B+
Retailer 3
-
€10,854 EUR
$12,126 USD
View
B+
Retailer 4
-
€11,494 EUR
£10,112 GBP
View
B+
Retailer 5
-
€12,070 EUR
$13,485 USD
View
Final sale: no returns
Retailer 6
-
€12,503 EUR
$13,968 USD
View
Price last confirmed 16 days ago
B+
Retailer 7
-
€12,748 EUR
$14,242 USD
View
B+
Retailer 8
-
€16,025 EUR
£14,097 GBP
View
B
Retailer 9
-
€19,728 EUR
$22,040 USD
View
B
Retailer 10
-
€19,766 EUR
£17,388 GBP
View
B
Retailer 11
-
€20,691 EUR
£18,202 GBP
View
B
Retailer 12
-
€22,867 EUR
$25,547 USD
View
B
Retailer 13
-
€29,375 EUR
ZAR 530,180 ZAR
View
B
Retailer 14
-
€34,405 EUR
$38,438 USD
View
Most Expensive
Wholesale Diamonds Direct
264578302 · Oct 27
€36,332 EUR
$40,590 USD
View
Price under review
14 more retailers have this diamond
Prices start from €9,368 EURSave up to €25,037 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.

B+
4.10ct Cushion
€9,368 EUR