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Cushion|Lab Grown|IGI

1.90ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG811638094

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638094

Diamond specifications and retailer prices

From €617 EUR
$689 USD
As of October 31, 2026
Save €3,196 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,032 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.9ct lab-grown cushion diamond

This 1.9ct 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 LG811638094 or 811638094. Listed at 17 retailers as of October 31, 2026, with a 518% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638094
Dimensions9.11 × 6.11 × 4.19 mm
L/W Ratio1.49
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
9.11 mm6.11 mm1.90 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638094
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 33.8°Culet: NoneDepth 68.6%

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 31
Current: €4,032 EUR|Low: €617 EUR|High: €5,460 EUR|Avg: €1,962 EUR|-1.0%
Rare Carat
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 10€617 EUR
Retailer 8€730 EUR
Retailer 11€797 EUR
Retailer 15€1,048 EUR
Retailer 2€1,062 EUR
Retailer 9€1,086 EUR
Retailer 13€1,175 EUR
Retailer 16€1,465 EUR
Retailer 6€1,483 EUR
Retailer 4€1,992 EUR
Retailer 5€2,181 EUR
Retailer 3€2,209 EUR
Retailer 7€2,259 EUR
Retailer 14€2,972 EUR
Retailer 12€3,813 EUR
Rare Carat€4,032 EUR

27 data points across 16 retailers

17 retailers€617 EUR to €3,813 EUR

A
Cheapest Retailer
-
€617 EUR
$689 USD
Final sale: no returns
Retailer 2
-
€730 EUR
$816 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
€797 EUR
$890 USD
View
A
Retailer 4
-
€1,048 EUR
$1,171 USD
View
A
Retailer 5
-
€1,062 EUR
£934 GBP
View
A
Retailer 6
-
€1,086 EUR
View
A
Retailer 7
-
€1,175 EUR
ZAR 21,205 ZAR
View
A
Retailer 8
-
€1,465 EUR
$1,637 USD
View
A
Retailer 9
-
€1,483 EUR
$1,657 USD
View
B+
Retailer 10
-
€1,992 EUR
£1,752 GBP
View
B+
Retailer 11
-
€2,098 EUR
$2,344 USD
View
B+
Retailer 12
-
€2,181 EUR
$2,437 USD
View
B+
Retailer 13
-
€2,209 EUR
$2,468 USD
View
B+
Retailer 14
-
€2,259 EUR
SGD 3,411 SGD
View
B+
Retailer 15
-
€2,972 EUR
£2,614 GBP
View
B
Retailer 16
-
€3,813 EUR
$4,260 USD
View
Most Expensive
Rare Carat
PD0946380JJ811 · Oct 21
€4,032 EUR
$4,505 USD
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from €617 EURSave up to €3,196 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
1.90ct Cushion
€617 EUR