Cushion|Lab Grown|IGI

3.04ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG851607893

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

Certificate IGI LG851607893

Diamond specifications and retailer prices

From $1,182 USD
As of October 29, 2026
Save $8,888 USD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,070 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.04ct lab-grown cushion diamond

This 3.04ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG851607893 or 851607893. Listed at 12 retailers as of October 28, 2026, with prices from $1,182 to $10,070, a $8,888 spread on the same certified stone. Brilliant Earth lists it at $10,070. 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

3.04
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851607893
Dimensions8.49 × 8.37 × 4.91 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.49 mm8.37 mm3.04 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851607893
Side View
Table 57.0%Crown 31.5°Girdle: STK-THKPavilion 30.8°Culet: NoneDepth 58.7%

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: Oct 29
Current: $1,965 USD|Low: $1,182 USD|High: $4,201 USD|Avg: $2,217 USD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$1,182 USD
Retailer 6$1,356 USD
Retailer 2$1,400 USD
Retailer 3$1,421 USD
Retailer 9$1,752 USD
Retailer 10$1,763 USD
Retailer 1$1,965 USD
Retailer 4$2,844 USD
Retailer 7$3,635 USD
Retailer 11$4,106 USD
Retailer 5$4,176 USD

4 data points across 11 retailers

12 retailers$1,182 USD to $10,070 USD

A
Cheapest Retailer
-
$1,182 USD
Final sale: no returns
A
Retailer 2
-
$1,356 USD
£1,068 GBP
View
A
Retailer 3
-
$1,400 USD
View
A
Retailer 4
-
$1,421 USD
HK$11,100 HKD
View
A
Retailer 5
-
$1,752 USD
View
A
Retailer 6
-
$1,763 USD
£1,388 GBP
View
A
Retailer 7
-
$1,965 USD
€1,871 EUR
View
A
Retailer 8
-
$2,844 USD
ZAR 45,941 ZAR
View
A
Retailer 9
-
$3,635 USD
View
A
Retailer 10
-
$4,106 USD
SGD 5,549 SGD
View
A
Retailer 11
-
$4,176 USD
£3,288 GBP
View
Most Expensive
B
Brilliant Earth
22315500A · Oct 28
$10,070 USD
View
11 more retailers have this diamond
Prices start from $1,182 USDSave up to $8,888 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
3.04ct Cushion
$1,182 USD