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Cushion|Lab Grown|IGI

1.13ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818667583

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818667583

Diamond specifications and retailer prices

From €370 EUR
$413 USD
As of October 31, 2026
Save €1,385 EUR (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,754 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.13ct lab-grown cushion diamond

This 1.13ct 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 LG818667583 or 818667583. Listed at 16 retailers as of October 31, 2026, with prices from €370 to €1,754, a €1,385 spread on the same certified stone. Brilliant Earth lists it at €1,754. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.13
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818667583
Dimensions7.73 × 5.16 × 3.44 mm
L/W Ratio1.50
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
7.73 mm5.16 mm1.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818667583
Side View
Table 65.0%Crown 35.8°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €1,754 EUR|Low: €370 EUR|High: €2,285 EUR|Avg: €1,035 EUR|-22.5%
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
November 1, 2026
Retailer 12€370 EUR
Retailer 15€410 EUR
Retailer 9€422 EUR
Retailer 13€546 EUR
Retailer 11€648 EUR
Retailer 16€649 EUR
Retailer 5€654 EUR
Retailer 14€704 EUR
Retailer 10€740 EUR
Retailer 6€1,026 EUR
Retailer 4€1,353 EUR
Retailer 7€1,426 EUR
Retailer 8€1,468 EUR
Retailer 3€1,596 EUR
Retailer 2€1,601 EUR
Brilliant Earth€1,754 EUR

27 data points across 16 retailers

16 retailers€370 EUR to €1,754 EUR

A
Cheapest Retailer
-
€370 EUR
$413 USD
Final sale: no returns
Retailer 2
-
€410 EUR
$458 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€422 EUR
£371 GBP
View
A
Retailer 4
-
€546 EUR
$610 USD
View
A
Retailer 5
-
€648 EUR
View
A
Retailer 6
-
€649 EUR
$725 USD
View
A
Retailer 7
-
€654 EUR
$731 USD
View
A
Retailer 8
-
€704 EUR
ZAR 12,707 ZAR
View
A
Retailer 9
-
€740 EUR
£651 GBP
View
B+
Retailer 10
-
€1,026 EUR
$1,146 USD
View
B+
Retailer 11
-
€1,353 EUR
$1,511 USD
View
B+
Retailer 12
-
€1,426 EUR
SGD 2,153 SGD
View
Retailer 13
-
€1,468 EUR
$1,640 USD
View
Price last confirmed 13 days ago
B
Retailer 14
-
€1,596 EUR
£1,404 GBP
View
B
Retailer 15
-
€1,601 EUR
£1,408 GBP
View
Most Expensive
B
Brilliant Earth
21418193A · Oct 31
€1,754 EUR
$1,960 USD
View
15 more retailers have this diamond
Prices start from €370 EURSave up to €1,385 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
1.13ct Cushion
€370 EUR