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Cushion|Lab Grown|IGI

1.06ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG620421792

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG620421792

Diamond specifications and retailer prices

From €399 EUR
$446 USD
As of October 30, 2026
Save €1,337 EUR (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,736 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.06ct lab-grown cushion diamond

This 1.06ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620421792 or 620421792. Listed at 18 retailers as of October 29, 2026, with prices from €399 to €1,736, a €1,337 spread on the same certified stone. Brilliant Earth lists it at €1,736. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620421792
Dimensions7.03 × 5.54 × 3.65 mm
L/W Ratio1.27
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
7.03 mm5.54 mm1.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620421792
Side View
Table 61.0%Crown 34.8°Girdle: THN-MEDPavilion 38.4°Culet: NoneDepth 65.9%

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 30
Current: €1,736 EUR|Low: €399 EUR|High: €1,754 EUR|Avg: €843 EUR|-1.0%
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
October 30, 2026
Retailer 4€399 EUR
Retailer 13€431 EUR
Retailer 12€458 EUR
Retailer 11€577 EUR
Retailer 14€577 EUR
Retailer 5€633 EUR
Retailer 8€694 EUR
Retailer 10€740 EUR
Retailer 2€780 EUR
Retailer 3€945 EUR
Retailer 7€1,050 EUR
Retailer 6€1,255 EUR
Retailer 9€1,692 EUR
Brilliant Earth€1,736 EUR

42 data points across 14 retailers

18 retailers€399 EUR to €1,736 EUR

A
Cheapest Retailer
-
€399 EUR
$446 USD
Final sale: no returns
A
Retailer 2
-
€431 EUR
$481 USD
View
Retailer 3
-
€458 EUR
£403 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
€577 EUR
$645 USD
View
A
Retailer 5
-
€577 EUR
$645 USD
View
A
Retailer 6
-
€604 EUR
$675 USD
View
A
Retailer 7
-
€633 EUR
$707 USD
View
A
Retailer 8
-
€694 EUR
View
A
Retailer 9
-
€740 EUR
ZAR 13,357 ZAR
View
B+
Retailer 10
-
€780 EUR
£686 GBP
View
Retailer 11
-
€945 EUR
$1,056 USD
View
Price last confirmed 25 days ago
Retailer 12
-
€1,024 EUR
A$1,760 AUD
View
Price last confirmed 144 days ago
B+
Retailer 13
-
€1,050 EUR
A$1,804 AUD
View
Retailer 14
-
€1,255 EUR
£1,104 GBP
View
Price last confirmed 26 days ago
B
Retailer 15
-
€1,418 EUR
$1,584 USD
View
B
Retailer 16
-
€1,575 EUR
$1,760 USD
View
B
Retailer 17
-
€1,692 EUR
£1,488 GBP
View
Most Expensive
B
Brilliant Earth
11259141A · Oct 29
€1,736 EUR
$1,940 USD
View
17 more retailers have this diamond
Prices start from €399 EURSave up to €1,337 EUR

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
1.06ct Cushion
€399 EUR