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Cushion|Lab Grown|IGI

1.04ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG840630407

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

Certificate IGI LG840630407

Diamond specifications and retailer prices

From €303 EUR
$339 USD
As of October 30, 2026
Save €1,369 EUR (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,673 EUR at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG840630407 or 840630407. Listed at 16 retailers as of October 30, 2026, with prices from €303 to €1,673, a €1,369 spread on the same certified stone. Helzberg Diamonds lists it at €1,673. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840630407
Dimensions5.83 × 5.82 × 3.63 mm
L/W Ratio1.00
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
5.83 mm5.82 mm1.04 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840630407
Side View
Table 65.0%Crown 34.2°Girdle: MED-THKPavilion 34.9°Culet: NoneDepth 62.4%

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: Oct 30
Current: €1,673 EUR|Low: €303 EUR|High: €1,969 EUR|Avg: €907 EUR
Helzberg Diamonds
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
October 31, 2026
Retailer 5€303 EUR
Retailer 10€356 EUR
Retailer 2€506 EUR
Retailer 6€549 EUR
Retailer 3€551 EUR
Retailer 12€555 EUR
Retailer 15€560 EUR
Retailer 13€577 EUR
Retailer 11€597 EUR
Retailer 7€906 EUR
Retailer 4€1,123 EUR
Retailer 8€1,190 EUR
Retailer 16€1,216 EUR
Retailer 14€1,348 EUR
Retailer 9€1,450 EUR
Helzberg Diamonds€1,673 EUR

19 data points across 16 retailers

16 retailers€303 EUR to €1,673 EUR

A
Cheapest Retailer
-
€303 EUR
$339 USD
Final sale: no returns
A
Retailer 2
-
€356 EUR
£314 GBP
View
A
Retailer 3
-
€506 EUR
$565 USD
View
A
Retailer 4
-
€549 EUR
$613 USD
View
A
Retailer 5
-
€551 EUR
$616 USD
View
A
Retailer 6
-
€555 EUR
View
A
Retailer 7
-
€560 EUR
$626 USD
View
A
Retailer 8
-
€577 EUR
ZAR 10,421 ZAR
View
A
Retailer 9
-
€597 EUR
£525 GBP
View
B+
Retailer 10
-
€906 EUR
SGD 1,368 SGD
View
B+
Retailer 11
-
€1,123 EUR
$1,254 USD
View
Retailer 12
-
€1,190 EUR
$1,330 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
€1,216 EUR
$1,359 USD
View
B+
Retailer 14
-
€1,348 EUR
£1,186 GBP
View
B
Retailer 15
-
€1,450 EUR
$1,620 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJGKGN · Oct 31
€1,673 EUR
$1,869 USD
View
15 more retailers have this diamond
Prices start from €303 EURSave up to €1,369 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
1.04ct Cushion
€303 EUR