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Cushion|Lab Grown|IGI

4.04ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG739546617

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG739546617

Diamond specifications and retailer prices

From $3,507 USD
As of October 30, 2026
Save $15,359 USD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $18,866 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.04ct lab-grown cushion diamond

This 4.04ct 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 LG739546617 or 739546617. Listed at 21 retailers as of October 30, 2026, with prices from $3,507 to $18,866, a $15,359 spread on the same certified stone. With Clarity lists it at $18,866. 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

4.04
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739546617
Dimensions10.37 × 8.59 × 5.72 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
10.37 mm8.59 mm4.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739546617
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.6%

Caratlytics Score

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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: Oct 30
Current: $4,782 USD|Low: $3,507 USD|High: $20,239 USD|Avg: $9,048 USD|-11.3%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 31, 2026
Retailer 17$3,507 USD
Retailer 14$3,582 USD
Retailer 12$3,790 USD
Retailer 5$4,467 USD
Retailer 1$4,782 USD
Retailer 13$5,368 USD
Retailer 6$5,868 USD
Retailer 10$6,010 USD
Retailer 3$6,279 USD
Retailer 4$7,730 USD
Retailer 8$8,541 USD
Retailer 15$9,059 USD
Retailer 7$10,074 USD
Retailer 18$10,074 USD
Retailer 11$10,488 USD
Retailer 16$10,800 USD
Retailer 2$12,678 USD
Retailer 19$12,918 USD
Retailer 9$15,437 USD
With Clarity$18,866 USD

37 data points across 20 retailers

21 retailers$3,507 USD to $18,866 USD

A
Cheapest Retailer
-
$3,507 USD
Final sale: no returns
A
Retailer 2
-
$3,582 USD
View
A
Retailer 3
-
$3,790 USD
View
A
Retailer 4
-
$4,467 USD
HK$34,900 HKD
View
A
Retailer 5
-
$4,782 USD
£3,765 GBP
View
A
Retailer 6
-
$5,368 USD
View
A
Retailer 7
-
$5,868 USD
€5,589 EUR
View
A
Retailer 8
-
$6,010 USD
View
A
Retailer 9
-
$6,279 USD
£4,944 GBP
View
Retailer 10
-
$7,157 USD
View
Price last confirmed 95 days ago
A
Retailer 11
-
$7,730 USD
ZAR 124,884 ZAR
View
Retailer 12
-
$8,541 USD
A$13,140 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$9,059 USD
View
B+
Retailer 14
-
$10,074 USD
£7,932 GBP
View
B+
Retailer 15
-
$10,074 USD
View
B+
Retailer 16
-
$10,488 USD
View
B+
Retailer 17
-
$10,800 USD
View
B+
Retailer 18
-
$12,678 USD
View
B+
Retailer 19
-
$12,918 USD
SGD 17,457 SGD
View
Retailer 20
-
$15,437 USD
A$23,749 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
With Clarity
739546617 · Oct 31
$18,866 USD
View
20 more retailers have this diamond
Prices start from $3,507 USDSave up to $15,359 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
4.04ct Cushion
$3,507 USD