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Cushion|Lab Grown|IGI

1.04ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG840630445

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840630445

Diamond specifications and retailer prices

From €429 EUR
£377 GBP
As of October 30, 2026
Save €1,648 EUR (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,077 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840630445 or 840630445. Listed at 15 retailers as of October 30, 2026, with prices from €429 to €2,077, a €1,648 spread on the same certified stone. Brilliant Earth lists it at €2,077. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840630445
Dimensions7.47 × 5.05 × 3.34 mm
L/W Ratio1.48
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
7.47 mm5.05 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840630445
Side View
Table 65.0%Crown 38.2°Girdle: MED-THKPavilion 33.4°Culet: NoneDepth 66.1%

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: €2,077 EUR|Low: €427 EUR|High: €2,426 EUR|Avg: €1,059 EUR|-14.4%
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
October 31, 2026
Retailer 8€429 EUR
Retailer 14€570 EUR
Retailer 13€573 EUR
Retailer 15€625 EUR
Retailer 4€661 EUR
Retailer 10€670 EUR
Retailer 12€713 EUR
Retailer 9€750 EUR
Retailer 2€1,037 EUR
Retailer 5€1,102 EUR
Retailer 6€1,240 EUR
Retailer 3€1,369 EUR
Retailer 11€1,631 EUR
Retailer 7€1,751 EUR
Brilliant Earth€2,077 EUR

19 data points across 15 retailers

15 retailers€429 EUR to €2,077 EUR

A
Cheapest Retailer
-
€429 EUR
£377 GBP
A
Retailer 2
-
€570 EUR
$637 USD
View
A
Retailer 3
-
€573 EUR
$640 USD
View
A
Retailer 4
-
€625 EUR
$698 USD
View
A
Retailer 5
-
€661 EUR
$739 USD
View
A
Retailer 6
-
€670 EUR
View
A
Retailer 7
-
€713 EUR
ZAR 12,876 ZAR
View
A
Retailer 8
-
€750 EUR
£660 GBP
View
B+
Retailer 9
-
€1,037 EUR
$1,159 USD
View
B+
Retailer 10
-
€1,102 EUR
SGD 1,663 SGD
View
Retailer 11
-
€1,240 EUR
$1,385 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
€1,369 EUR
$1,530 USD
View
B+
Retailer 13
-
€1,631 EUR
£1,435 GBP
View
B
Retailer 14
-
€1,751 EUR
$1,956 USD
View
Most Expensive
B
Brilliant Earth
21813657A · Oct 30
€2,077 EUR
$2,320 USD
View
14 more retailers have this diamond
Prices start from €429 EURSave up to €1,648 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
€429 EUR