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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG775615048

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG775615048

Diamond specifications and retailer prices

From €687 EUR
$767 USD
As of November 1, 2026
Save €3,914 EUR (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,601 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG775615048 or 775615048. Listed at 18 retailers as of October 31, 2026, with prices from €687 to €4,601, a €3,914 spread on the same certified stone. Brilliant Earth lists it at €4,601. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775615048
Dimensions8.31 × 6.55 × 4.42 mm
L/W Ratio1.27
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
8.31 mm6.55 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775615048
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 67.5%

Caratlytics Score

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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: €4,601 EUR|Low: €687 EUR|High: €5,424 EUR|Avg: €2,007 EUR|-12.6%
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 4€687 EUR
Retailer 14€825 EUR
Retailer 12€873 EUR
Retailer 16€940 EUR
Retailer 9€955 EUR
Retailer 10€1,131 EUR
Retailer 11€1,155 EUR
Retailer 5€1,159 EUR
Retailer 13€1,310 EUR
Retailer 17€1,395 EUR
Retailer 15€2,210 EUR
Retailer 7€2,400 EUR
Retailer 8€2,430 EUR
Retailer 3€2,457 EUR
Retailer 6€2,457 EUR
Retailer 2€3,001 EUR
Brilliant Earth€4,601 EUR

43 data points across 17 retailers

18 retailers€687 EUR to €4,601 EUR

A
Cheapest Retailer
-
€687 EUR
$767 USD
Final sale: no returns
A
Retailer 2
-
€825 EUR
HK$7,200 HKD
View
A
Retailer 3
-
€873 EUR
$975 USD
View
A
Retailer 4
-
€940 EUR
$1,050 USD
View
Retailer 5
-
€955 EUR
$1,067 USD
View
Price last confirmed 15 days ago
A
Retailer 6
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€1,131 EUR
£995 GBP
View
A
Retailer 7
-
€1,155 EUR
View
A
Retailer 8
-
€1,159 EUR
$1,295 USD
View
A
Retailer 9
-
€1,310 EUR
ZAR 23,637 ZAR
View
A
Retailer 10
-
€1,395 EUR
$1,559 USD
View
B+
Retailer 11
-
€2,210 EUR
£1,944 GBP
View
B+
Retailer 12
-
€2,306 EUR
$2,576 USD
View
B+
Retailer 13
-
€2,400 EUR
SGD 3,623 SGD
View
B+
Retailer 14
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€2,430 EUR
$2,715 USD
View
B+
Retailer 15
-
€2,457 EUR
$2,745 USD
View
B+
Retailer 16
-
€2,457 EUR
$2,745 USD
View
B+
Retailer 17
-
€3,001 EUR
£2,640 GBP
View
Most Expensive
B
Brilliant Earth
19073865A · Oct 31
€4,601 EUR
$5,140 USD
View
17 more retailers have this diamond
Prices start from €687 EURSave up to €3,914 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
1.83ct Cushion
€687 EUR