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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 $5,220 SGD
$4,083 USD
As of October 30, 2026
Save $27,354 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $32,574 SGD 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 30, 2026, with prices from $5,220 to $32,574, a $27,354 spread on the same certified stone. Do Amore Diamonds lists it at $32,574. 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: Oct 30
Current: $32,574 SGD|Low: $5,220 SGD|High: $41,727 SGD|Avg: $14,023 SGD|-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 2$5,220 SGD
Retailer 6$5,689 SGD
Retailer 4$5,966 SGD
Retailer 10$7,208 SGD
Retailer 8$8,570 SGD
Retailer 5$10,467 SGD
Retailer 9$10,681 SGD
Retailer 7$13,055 SGD
Retailer 3$16,709 SGD
Do Amore Diamonds$32,574 SGD

27 data points across 10 retailers

10 retailers$5,220 SGD to $32,574 SGD

A+
Cheapest Retailer
-
$5,220 SGD
$4,083 USD
A
Retailer 2
-
$5,689 SGD
$4,450 USD
View
A
Retailer 3
-
$5,966 SGD
$4,667 USD
View
A
Retailer 4
-
$7,208 SGD
$5,638 USD
View
Final sale: no returns
A
Retailer 5
-
$8,570 SGD
$6,704 USD
View
A
Retailer 6
-
$10,467 SGD
€7,798 EUR
View
Retailer 7
-
$10,681 SGD
$8,355 USD
View
Price last confirmed 23 days ago
B+
Retailer 8
-
$13,055 SGD
£8,041 GBP
View
B+
Retailer 9
-
$16,709 SGD
$13,070 USD
View
Most Expensive
B
Do Amore Diamonds
27-50ADDD08A · Oct 30
$32,574 SGD
$25,480 USD
View
9 more retailers have this diamond
Prices start from $5,220 SGDSave up to $27,354 SGD

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
$5,220 SGD