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Cushion|Lab Grown|IGI

1.07ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG818662851

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

Certificate IGI LG818662851

Diamond specifications and retailer prices

From €333 EUR
$372 USD
As of November 1, 2026
Save €1,395 EUR (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,728 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.07ct lab-grown cushion diamond

This 1.07ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818662851 or 818662851. Listed at 15 retailers as of October 31, 2026, with prices from €333 to €1,728, a €1,395 spread on the same certified stone. Brilliant Earth lists it at €1,728. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.07
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818662851
Dimensions6.20 × 6.07 × 3.86 mm
L/W Ratio1.02
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
6.20 mm6.07 mm1.07 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818662851
Side View
Table 64.0%Crown 35°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
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: €1,728 EUR|Low: €333 EUR|High: €1,942 EUR|Avg: €888 EUR|-11.1%
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
November 1, 2026
Retailer 15€333 EUR
Retailer 8€390 EUR
Retailer 7€414 EUR
Retailer 11€559 EUR
Retailer 3€596 EUR
Retailer 14€596 EUR
Retailer 10€597 EUR
Retailer 12€634 EUR
Retailer 5€650 EUR
Retailer 9€656 EUR
Retailer 4€1,226 EUR
Retailer 6€1,226 EUR
Retailer 13€1,447 EUR
Retailer 2€1,480 EUR
Brilliant Earth€1,728 EUR

35 data points across 15 retailers

15 retailers€333 EUR to €1,728 EUR

A
Cheapest Retailer
-
€333 EUR
$372 USD
Final sale: no returns
A
Retailer 2
-
€390 EUR
£343 GBP
View
Retailer 3
-
€414 EUR
$462 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
€559 EUR
$625 USD
View
A
Retailer 5
-
€596 EUR
$666 USD
View
A
Retailer 6
-
€596 EUR
$666 USD
View
A
Retailer 7
-
€597 EUR
View
A
Retailer 8
-
€634 EUR
ZAR 11,450 ZAR
View
A
Retailer 9
-
€650 EUR
$726 USD
View
A
Retailer 10
-
€656 EUR
£577 GBP
View
B+
Retailer 11
-
€1,226 EUR
$1,370 USD
View
Retailer 12
-
€1,226 EUR
$1,370 USD
View
Price last confirmed 13 days ago
B
Retailer 13
-
€1,447 EUR
$1,617 USD
View
B
Retailer 14
-
€1,480 EUR
£1,302 GBP
View
Most Expensive
B
Brilliant Earth
21242456A · Oct 31
€1,728 EUR
$1,930 USD
View
14 more retailers have this diamond
Prices start from €333 EURSave up to €1,395 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
1.07ct Cushion
€333 EUR