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Cushion|Lab Grown|IGI

4.04ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG665445026

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665445026

Diamond specifications and retailer prices

From $2,940 USD
As of October 30, 2026
Save $16,750 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,690 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG665445026 or 665445026. Listed at 20 retailers as of October 29, 2026, with prices from $2,940 to $19,690, a $16,750 spread on the same certified stone. Do Amore Diamonds lists it at $19,690. 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 angle34.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665445026
Dimensions10.61 × 8.59 × 5.78 mm
L/W Ratio1.24
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
10.61 mm8.59 mm4.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665445026
Side View
Table 58.0%Crown 34.1°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 67.3%

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: $19,690 USD|Low: $2,940 USD|High: $19,690 USD|Avg: $8,236 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 16$2,940 USD
Retailer 14$3,108 USD
Retailer 2$3,145 USD
Retailer 13$3,991 USD
Retailer 5$4,173 USD
Retailer 19$4,543 USD
Retailer 6$5,391 USD
Retailer 10$5,545 USD
Retailer 3$5,806 USD
Retailer 9$6,500 USD
Retailer 4$7,157 USD
Retailer 8$7,881 USD
Retailer 17$8,413 USD
Retailer 7$9,337 USD
Retailer 12$9,670 USD
Retailer 15$10,800 USD
Retailer 20$11,714 USD
Retailer 18$12,069 USD
Retailer 11$15,401 USD
Do Amore Diamonds$19,690 USD

35 data points across 20 retailers

20 retailers$2,940 USD to $19,690 USD

A
Cheapest Retailer
-
$2,940 USD
Final sale: no returns
A
Retailer 2
-
$3,108 USD
View
A
Retailer 3
-
$3,145 USD
View
A
Retailer 4
-
$3,991 USD
View
A
Retailer 5
-
$4,173 USD
HK$32,600 HKD
View
A
Retailer 6
-
$4,543 USD
£3,577 GBP
View
A
Retailer 7
-
$5,391 USD
€5,134 EUR
View
A
Retailer 8
-
$5,545 USD
View
A
Retailer 9
-
$5,806 USD
£4,572 GBP
View
Retailer 10
-
$6,500 USD
View
Price last confirmed 12 days ago
A
Retailer 11
-
$7,157 USD
ZAR 115,629 ZAR
View
Retailer 12
-
$7,881 USD
A$12,124 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$8,413 USD
View
B+
Retailer 14
-
$9,337 USD
£7,352 GBP
View
B+
Retailer 15
-
$9,670 USD
View
B+
Retailer 16
-
$10,800 USD
View
B+
Retailer 17
-
$11,714 USD
View
B+
Retailer 18
-
$12,069 USD
SGD 16,309 SGD
View
Retailer 19
-
$15,401 USD
A$23,694 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
Do Amore Diamonds
27-507AC5F44 · Oct 29
$19,690 USD
View
19 more retailers have this diamond
Prices start from $2,940 USDSave up to $16,750 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
$2,940 USD