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Cushion|Lab Grown|IGI

4.04ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG681579147

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG681579147

Diamond specifications and retailer prices

From $2,801 USD
£2,205 GBP
As of November 1, 2026
Save $15,269 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $18,070 USD at Do Amore Diamonds · As of October 31, 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 LG681579147 or 681579147. Listed at 22 retailers as of October 31, 2026, with prices from $2,801 to $18,070, a $15,269 spread on the same certified stone. Do Amore Diamonds lists it at $18,070. 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 angle39.1°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681579147
Dimensions9.37 × 9.22 × 5.97 mm
L/W Ratio1.02
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
9.37 mm9.22 mm4.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681579147
Side View
Table 61.0%Crown 39.1°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $18,070 USD|Low: $2,801 USD|High: $18,070 USD|Avg: $6,999 USD
Do Amore Diamonds
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
Retailer 20
November 1, 2026
Retailer 13$2,801 USD
Retailer 20$3,108 USD
Retailer 18$3,145 USD
Retailer 17$3,400 USD
Retailer 19$3,991 USD
Retailer 9$4,173 USD
Retailer 15$4,543 USD
Retailer 16$5,353 USD
Retailer 12$5,545 USD
Retailer 7$5,806 USD
Retailer 11$6,500 USD
Retailer 8$7,157 USD
Retailer 2$7,203 USD
Retailer 4$8,413 USD
Retailer 10$9,337 USD
Retailer 3$10,800 USD
Retailer 6$11,714 USD
Retailer 5$12,069 USD
Retailer 14$15,251 USD
Do Amore Diamonds$18,070 USD

31 data points across 20 retailers

22 retailers$2,801 USD to $18,070 USD

A+
Cheapest Retailer
-
$2,801 USD
£2,205 GBP
A
Retailer 2
-
$3,108 USD
View
A
Retailer 3
-
$3,145 USD
View
A
Retailer 4
-
$3,400 USD
View
Final sale: no returns
A
Retailer 5
-
$3,991 USD
View
A
Retailer 6
-
$4,173 USD
HK$32,600 HKD
View
A
Retailer 7
-
$4,543 USD
£3,578 GBP
View
Retailer 8
-
$4,975 USD
£3,917 GBP
View
Price last confirmed 17 days ago
A
Retailer 9
-
$5,353 USD
€5,098 EUR
View
A
Retailer 10
-
$5,545 USD
View
A
Retailer 11
-
$5,806 USD
£4,572 GBP
View
Retailer 12
-
$6,500 USD
View
Price last confirmed 13 days ago
A
Retailer 13
-
$7,157 USD
ZAR 115,629 ZAR
View
A
Retailer 14
-
$7,203 USD
A$11,082 AUD
View
B+
Retailer 15
-
$8,413 USD
View
B+
Retailer 16
-
$9,337 USD
£7,352 GBP
View
B+
Retailer 17
-
$9,670 USD
View
B+
Retailer 18
-
$10,800 USD
View
B+
Retailer 19
-
$11,714 USD
View
B+
Retailer 20
-
$12,069 USD
SGD 16,309 SGD
View
B
Retailer 21
-
$15,251 USD
A$23,463 AUD
View
Most Expensive
B
Do Amore Diamonds
27-C3E64D673 · Oct 31
$18,070 USD
View
21 more retailers have this diamond
Prices start from $2,801 USDSave up to $15,269 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
$2,801 USD