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Cushion|Lab Grown|IGI

4.22ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG800677549

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677549

Diamond specifications and retailer prices

From €3,655 EUR
$4,083 USD
As of November 1, 2026
Save €19,152 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €22,807 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.22ct lab-grown cushion diamond

This 4.22ct 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 LG800677549 or 800677549. Listed at 10 retailers as of October 31, 2026, with prices from €3,655 to €22,807, a €19,152 spread on the same certified stone. Do Amore Diamonds lists it at €22,807. 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

4.22
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677549
Dimensions11.09 × 8.51 × 5.53 mm
L/W Ratio1.30
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
11.09 mm8.51 mm4.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677549
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 32.6°Culet: NoneDepth 65.0%

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: €22,807 EUR|Low: €3,655 EUR|High: €29,216 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€3,655 EUR
Retailer 6€3,983 EUR
Retailer 5€4,177 EUR
Retailer 10€5,047 EUR
Retailer 8€6,001 EUR
Retailer 2€7,277 EUR
Retailer 9€7,478 EUR
Retailer 7€9,141 EUR
Retailer 4€11,699 EUR
Do Amore Diamonds€22,807 EUR

28 data points across 10 retailers

10 retailers€3,655 EUR to €22,807 EUR

A+
Cheapest Retailer
-
€3,655 EUR
$4,083 USD
A
Retailer 2
-
€3,983 EUR
$4,450 USD
View
A
Retailer 3
-
€4,177 EUR
$4,667 USD
View
A
Retailer 4
-
€5,047 EUR
$5,638 USD
View
Final sale: no returns
A
Retailer 5
-
€6,001 EUR
$6,704 USD
View
A
Retailer 6
-
€7,277 EUR
View
Retailer 7
-
€7,478 EUR
$8,355 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
€9,141 EUR
£8,041 GBP
View
B+
Retailer 9
-
€11,699 EUR
$13,070 USD
View
Most Expensive
B
Do Amore Diamonds
27-50ADDD08A · Oct 31
€22,807 EUR
$25,480 USD
View
9 more retailers have this diamond
Prices start from €3,655 EURSave up to €19,152 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+
4.22ct Cushion
€3,655 EUR