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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG839684867

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839684867

Diamond specifications and retailer prices

From €1,265 EUR
£1,113 GBP
As of October 27, 2026
Save €4,466 EUR (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,731 EUR at Riddles Jewelry · As of October 27, 2026
View at Riddles Jewelry

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 LG839684867 or 839684867. Listed at 19 retailers as of October 27, 2026, with prices from €1,265 to €5,731, a €4,466 spread on the same certified stone. Riddles Jewelry lists it at €5,731. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839684867
Dimensions8.60 × 6.39 × 4.27 mm
L/W Ratio1.35
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
8.60 mm6.39 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839684867
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.8%

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: Oct 27
Current: €1,695 EUR|Low: €1,244 EUR|High: €5,731 EUR|Avg: €2,749 EUR|+0.5%
Retailer 1
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Retailer 11
Retailer 12
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Retailer 19
Riddles Jewelry
October 27, 2026
Retailer 12€1,265 EUR
Retailer 4€1,267 EUR
Retailer 16€1,271 EUR
Retailer 8€1,369 EUR
Retailer 7€1,513 EUR
Retailer 17€1,552 EUR
Retailer 13€1,607 EUR
Retailer 1€1,695 EUR
Retailer 9€1,908 EUR
Retailer 15€2,032 EUR
Retailer 5€2,732 EUR
Retailer 3€3,001 EUR
Retailer 18€3,083 EUR
Retailer 6€3,381 EUR
Retailer 2€3,567 EUR
Retailer 14€3,790 EUR
Retailer 11€3,899 EUR
Retailer 19€4,675 EUR
Retailer 10€5,379 EUR
Riddles Jewelry€5,731 EUR

22 data points across 20 retailers

19 retailers€1,265 EUR to €5,731 EUR

A
Cheapest Retailer
-
€1,265 EUR
£1,113 GBP
A
Retailer 2
-
€1,271 EUR
$1,420 USD
View
Price last confirmed 5 days ago
A
Retailer 3
-
€1,369 EUR
$1,530 USD
View
A
Retailer 4
-
€1,513 EUR
$1,690 USD
View
B+
Retailer 5
-
€1,552 EUR
$1,734 USD
View
A
Retailer 6
-
€1,607 EUR
£1,413 GBP
View
B+
Retailer 7
-
€1,695 EUR
View
B+
Retailer 8
-
€1,908 EUR
$2,132 USD
View
Retailer 9
-
€2,032 EUR
ZAR 36,682 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€2,732 EUR
$3,052 USD
View
B
Retailer 11
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€3,001 EUR
$3,353 USD
View
Retailer 12
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€3,083 EUR
£2,712 GBP
View
Price last confirmed 7 days ago
B
Retailer 13
-
€3,381 EUR
CA$5,246 CAD
View
Retailer 14
-
€3,567 EUR
$3,985 USD
View
Price last confirmed 8 days ago
B
Retailer 15
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€3,790 EUR
£3,334 GBP
View
B
Retailer 16
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€3,899 EUR
$4,356 USD
View
Retailer 17
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€4,675 EUR
$5,223 USD
View
Price last confirmed 11 days ago
B
Retailer 18
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€5,379 EUR
$6,009 USD
View
Most Expensive
B
Riddles Jewelry
1988600944 · Oct 27
€5,731 EUR
$6,403 USD
View
18 more retailers have this diamond
Prices start from €1,265 EURSave up to €4,466 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
€1,265 EUR