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Cushion|Lab Grown|IGI

1.10ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG803659467

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

Certificate IGI LG803659467

Diamond specifications and retailer prices

From €395 EUR
$441 USD
As of November 1, 2026
Save €1,190 EUR (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,584 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.1ct lab-grown cushion diamond

This 1.1ct 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 LG803659467 or 803659467. Listed at 17 retailers as of October 31, 2026, with prices from €395 to €1,584, a €1,190 spread on the same certified stone. Brilliant Earth lists it at €1,584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.10
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803659467
Dimensions6.02 × 5.94 × 3.92 mm
L/W Ratio1.01
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
6.02 mm5.94 mm1.10 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803659467
Side View
Table 63.0%Crown 35.6°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 66.0%

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: Nov 1
Current: €1,584 EUR|Low: €295 EUR|High: €1,584 EUR|Avg: €862 EUR|+1.1%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 8€337 EUR
Retailer 10€395 EUR
Retailer 7€510 EUR
Retailer 12€564 EUR
Retailer 15€576 EUR
Retailer 6€578 EUR
Retailer 14€619 EUR
Retailer 11€630 EUR
Retailer 5€820 EUR
Retailer 13€895 EUR
Retailer 9€960 EUR
Retailer 17€1,184 EUR
Retailer 2€1,338 EUR
Retailer 4€1,355 EUR
Retailer 3€1,378 EUR
Retailer 16€1,413 EUR
Brilliant Earth€1,584 EUR

32 data points across 17 retailers

17 retailers€395 EUR to €1,584 EUR

Retailer 1
-
€337 EUR
$376 USD
Price last confirmed 7 days ago
A
Retailer 2
-
€395 EUR
$441 USD
View
Final sale: no returns
A
Retailer 3
-
€510 EUR
$570 USD
View
A
Retailer 4
-
€564 EUR
View
A
Retailer 5
-
€576 EUR
$644 USD
View
A
Retailer 6
-
€578 EUR
ZAR 10,431 ZAR
View
A
Retailer 7
-
€619 EUR
$692 USD
View
A
Retailer 8
-
€630 EUR
£554 GBP
View
B+
Retailer 9
-
€820 EUR
A$1,410 AUD
View
B+
Retailer 10
-
€895 EUR
$1,000 USD
View
Retailer 11
-
€960 EUR
A$1,650 AUD
View
Price last confirmed 24 days ago
B+
Retailer 12
-
€1,184 EUR
$1,323 USD
View
B+
Retailer 13
-
€1,338 EUR
$1,495 USD
View
B+
Retailer 14
-
€1,355 EUR
£1,192 GBP
View
B
Retailer 15
-
€1,378 EUR
£1,212 GBP
View
B
Retailer 16
-
€1,413 EUR
$1,578 USD
View
Most Expensive
B
Brilliant Earth
20185427A · Oct 31
€1,584 EUR
$1,770 USD
View
16 more retailers have this diamond
Prices start from €395 EURSave up to €1,190 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
1.10ct Cushion
€395 EUR