Cushion|Lab Grown|IGI

3.01ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG634471007

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG634471007

Diamond specifications and retailer prices

From $1,535 USD
As of October 28, 2026
Save $7,135 USD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,890 USD at Brilliant Earth · As of October 14, 2026
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct 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 LG634471007 or 634471007. Listed at 20 retailers as of October 28, 2026, with a 465% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.01
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634471007
Dimensions8.46 × 8.11 × 5.42 mm
L/W Ratio1.04
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
8.46 mm8.11 mm3.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634471007
Side View
Table 60.0%Crown 38.7°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 66.8%

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 28
Current: $9,890 USD|Low: $1,535 USD|High: $10,930 USD|Avg: $4,312 USD
Brilliant Earth
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
October 29, 2026
Retailer 6$1,535 USD
Retailer 16$1,540 USD
Retailer 3$1,693 USD
Retailer 11$1,844 USD
Retailer 2$2,276 USD
Retailer 9$2,308 USD
Retailer 19$2,318 USD
Retailer 13$2,473 USD
Retailer 17$2,667 USD
Retailer 15$3,650 USD
Retailer 12$3,747 USD
Retailer 8$3,901 USD
Retailer 4$4,528 USD
Retailer 14$4,633 USD
Retailer 18$5,325 USD
Retailer 7$5,719 USD
Retailer 10$7,665 USD
Retailer 5$8,670 USD
Brilliant Earth$9,890 USD

33 data points across 19 retailers

20 retailers$1,535 USD to $8,670 USD

A
Cheapest Retailer
-
$1,535 USD
Final sale: no returns
A
Retailer 2
-
$1,540 USD
View
A
Retailer 3
-
$1,693 USD
View
A
Retailer 4
-
$1,844 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$2,276 USD
£1,792 GBP
View
A
Retailer 6
-
$2,308 USD
View
A
Retailer 7
-
$2,318 USD
View
A
Retailer 8
-
$2,473 USD
€2,355 EUR
View
A
Retailer 9
-
$2,667 USD
View
A
Retailer 10
-
$3,650 USD
A$5,615 AUD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$3,747 USD
ZAR 60,525 ZAR
View
A
Retailer 12
-
$3,901 USD
£3,072 GBP
View
A
Retailer 13
-
$4,528 USD
View
B+
Retailer 14
-
$4,633 USD
£3,648 GBP
View
B+
Retailer 15
-
$5,325 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$5,719 USD
View
B+
Retailer 17
-
$7,020 USD
View
B+
Retailer 18
-
$7,665 USD
A$11,792 AUD
View
Price last confirmed 20 days ago
B
Retailer 19
-
$8,670 USD
View
Most Expensive
B
Brilliant Earth
21773779Y · Oct 14
$9,890 USD
View
Price last confirmed 15 days ago
19 more retailers have this diamond
Prices start from $1,535 USDSave up to $7,135 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
3.01ct Cushion
$1,535 USD