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Cushion|Lab Grown|IGI

4.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG754508010

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754508010

Diamond specifications and retailer prices

From $4,633 USD
As of November 1, 2026
Save $21,192 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $25,825 USD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG754508010 or 754508010. Listed at 15 retailers as of October 31, 2026, with prices from $4,633 to $25,825, a $21,192 spread on the same certified stone. With Clarity lists it at $25,825. 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 angle33.7°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508010
Dimensions10.57 × 8.84 × 5.74 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
10.57 mm8.84 mm4.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508010
Side View
Table 60.0%Crown 33.7°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
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: Nov 1
Current: $6,340 USD|Low: $4,633 USD|High: $32,325 USD|Avg: $12,400 USD|-27.6%
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
With Clarity
November 1, 2026
Retailer 9$4,633 USD
Retailer 8$5,881 USD
Retailer 2$6,106 USD
Retailer 1$6,340 USD
Retailer 7$7,977 USD
Retailer 5$8,220 USD
Retailer 6$8,250 USD
Retailer 10$9,149 USD
Retailer 14$10,425 USD
Retailer 3$10,872 USD
Retailer 11$12,700 USD
Retailer 4$14,071 USD
Retailer 13$17,435 USD
Retailer 12$17,682 USD
With Clarity$25,825 USD

35 data points across 15 retailers

15 retailers$4,633 USD to $25,825 USD

A
Cheapest Retailer
-
$4,633 USD
A
Retailer 2
-
$5,881 USD
View
A
Retailer 3
-
$6,106 USD
HK$47,700 HKD
View
A
Retailer 4
-
$6,340 USD
£4,992 GBP
View
A
Retailer 5
-
$7,977 USD
€7,597 EUR
View
Retailer 6
-
$8,220 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$8,250 USD
View
B+
Retailer 8
-
$9,149 USD
View
B+
Retailer 9
-
$10,425 USD
ZAR 168,419 ZAR
View
B+
Retailer 10
-
$10,872 USD
£8,561 GBP
View
B+
Retailer 11
-
$12,700 USD
View
B+
Retailer 12
-
$14,071 USD
View
B+
Retailer 13
-
$17,435 USD
View
B+
Retailer 14
-
$17,682 USD
SGD 23,894 SGD
View
Most Expensive
B
With Clarity
754508010 · Oct 31
$25,825 USD
View
14 more retailers have this diamond
Prices start from $4,633 USDSave up to $21,192 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
$4,633 USD