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Cushion|Lab Grown|IGI

4.23ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804660084

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804660084

Diamond specifications and retailer prices

From €3,663 EUR
$4,092 USD
As of November 1, 2026
Save €19,198 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €22,861 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.23ct lab-grown cushion diamond

This 4.23ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804660084 or 804660084. Listed at 10 retailers as of October 31, 2026, with prices from €3,663 to €22,861, a €19,198 spread on the same certified stone. Do Amore Diamonds lists it at €22,861. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.23
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660084
Dimensions10.89 × 8.44 × 5.71 mm
L/W Ratio1.29
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
10.89 mm8.44 mm4.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660084
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 38°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €22,861 EUR|Low: €3,663 EUR|High: €29,278 EUR|Avg: €9,758 EUR|-21.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3€3,663 EUR
Retailer 6€3,992 EUR
Retailer 5€4,195 EUR
Retailer 10€5,059 EUR
Retailer 8€6,014 EUR
Retailer 2€7,295 EUR
Retailer 9€7,492 EUR
Retailer 7€9,161 EUR
Retailer 4€11,735 EUR
Do Amore Diamonds€22,861 EUR

27 data points across 10 retailers

10 retailers€3,663 EUR to €22,861 EUR

A+
Cheapest Retailer
-
€3,663 EUR
$4,092 USD
A
Retailer 2
-
€3,992 EUR
$4,460 USD
View
A
Retailer 3
-
€4,195 EUR
$4,687 USD
View
A
Retailer 4
-
€5,059 EUR
$5,652 USD
View
Final sale: no returns
A
Retailer 5
-
€6,014 EUR
$6,719 USD
View
A
Retailer 6
-
€7,295 EUR
View
Retailer 7
-
€7,492 EUR
$8,370 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
€9,161 EUR
£8,059 GBP
View
B+
Retailer 9
-
€11,735 EUR
$13,110 USD
View
Most Expensive
B
Do Amore Diamonds
27-D159B11CE · Oct 31
€22,861 EUR
$25,540 USD
View
9 more retailers have this diamond
Prices start from €3,663 EURSave up to €19,198 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+
4.23ct Cushion
€3,663 EUR