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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 $4,109 USD
As of October 29, 2026
Save $21,371 USD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $25,480 USD at Do Amore Diamonds · As of October 30, 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 29, 2026, with prices from $4,109 to $25,480, a $21,371 spread on the same certified stone. Do Amore Diamonds lists it at $25,480. 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
Color
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
Excellent
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: Oct 29
Current: $25,480 USD|Low: $4,109 USD|High: $32,640 USD|Avg: $11,003 USD|-21.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7$4,109 USD
Retailer 4$4,450 USD
Retailer 2$4,667 USD
Retailer 10$5,638 USD
Retailer 6$6,704 USD
Retailer 3$8,188 USD
Retailer 8$8,355 USD
Retailer 5$10,212 USD
Retailer 9$22,160 USD
Do Amore Diamonds$25,480 USD

27 data points across 10 retailers

10 retailers$4,109 USD to $25,480 USD

A
Cheapest Retailer
-
$4,109 USD
A
Retailer 2
-
$4,450 USD
View
A
Retailer 3
-
$4,667 USD
View
A
Retailer 4
-
$5,638 USD
View
Final sale: no returns
A
Retailer 5
-
$6,704 USD
View
A
Retailer 6
-
$8,188 USD
€7,798 EUR
View
Retailer 7
-
$8,355 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$10,212 USD
£8,041 GBP
View
B
Retailer 9
-
$22,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-50ADDD08A · Oct 30
$25,480 USD
View
9 more retailers have this diamond
Prices start from $4,109 USDSave up to $21,371 USD

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
$4,109 USD