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Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG762545819

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG762545819

Diamond specifications and retailer prices

From $3,583 USD
As of October 29, 2026
Save $15,997 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $19,580 USD at Brilliant Earth · As of October 29, 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 LG762545819 or 762545819. Listed at 15 retailers as of October 29, 2026, with prices from $3,583 to $19,580, a $15,997 spread on the same certified stone. Brilliant Earth lists it at $19,580. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545819
Dimensions10.56 × 8.72 × 5.76 mm
L/W Ratio1.21
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
10.56 mm8.72 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545819
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $19,580 USD|Low: $3,583 USD|High: $19,580 USD|Avg: $8,721 USD
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
October 30, 2026
Retailer 7$3,583 USD
Retailer 15$4,200 USD
Retailer 10$4,595 USD
Retailer 2$4,893 USD
Retailer 11$5,957 USD
Retailer 4$6,098 USD
Retailer 14$6,630 USD
Retailer 9$7,837 USD
Retailer 12$8,631 USD
Retailer 5$9,108 USD
Retailer 6$10,644 USD
Retailer 8$12,867 USD
Retailer 13$15,425 USD
Retailer 3$15,666 USD
Brilliant Earth$19,580 USD

42 data points across 15 retailers

15 retailers$3,583 USD to $19,580 USD

A
Cheapest Retailer
-
$3,583 USD
A
Retailer 2
-
$4,200 USD
View
A
Retailer 3
-
$4,595 USD
HK$35,900 HKD
View
A
Retailer 4
-
$4,893 USD
£3,853 GBP
View
A
Retailer 5
-
$5,957 USD
€5,673 EUR
View
A
Retailer 6
-
$6,098 USD
View
Retailer 7
-
$6,630 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$7,837 USD
ZAR 126,614 ZAR
View
A
Retailer 9
-
$8,631 USD
£6,796 GBP
View
A
Retailer 10
-
$9,108 USD
View
B+
Retailer 11
-
$10,644 USD
View
B+
Retailer 12
-
$12,867 USD
View
B
Retailer 13
-
$15,425 USD
View
Retailer 14
-
$15,666 USD
A$24,101 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
18939180Y · Oct 29
$19,580 USD
View
14 more retailers have this diamond
Prices start from $3,583 USDSave up to $15,997 USD

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
$3,583 USD