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Cushion|Lab Grown|IGI

4.29ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG787620793

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787620793

Diamond specifications and retailer prices

From $6,744 CAD
$4,828 USD
As of October 30, 2026
Save $21,565 CAD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $28,310 CAD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.29ct lab-grown cushion diamond

This 4.29ct 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 LG787620793 or 787620793. Listed at 13 retailers as of October 30, 2026, with prices from $6,744 to $28,310, a $21,565 spread on the same certified stone. With Clarity lists it at $28,310. 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

4.29
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787620793
Dimensions10.59 × 8.81 × 5.78 mm
L/W Ratio1.20
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
10.59 mm8.81 mm4.29 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787620793
Side View
Table 60.0%Crown 36.1°Girdle: THK-VTKPavilion 36.5°Culet: NoneDepth 65.6%

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 30
Current: $6,744 CAD|Low: $6,744 CAD|High: $35,435 CAD|Avg: $17,100 CAD|-24.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 1$6,744 CAD
Retailer 10$8,922 CAD
Retailer 2$9,032 CAD
Retailer 7$9,264 CAD
Retailer 11$11,741 CAD
Retailer 4$12,055 CAD
Retailer 5$13,367 CAD
Retailer 9$15,204 CAD
Retailer 12$15,860 CAD
Retailer 6$18,565 CAD
Retailer 3$20,567 CAD
Retailer 8$25,487 CAD
With Clarity$28,310 CAD

37 data points across 13 retailers

13 retailers$6,744 CAD to $28,310 CAD

A
Cheapest Retailer
-
$6,744 CAD
$4,828 USD
A
Retailer 2
-
$8,922 CAD
HK$49,900 HKD
View
A
Retailer 3
-
$9,032 CAD
$6,466 USD
View
A
Retailer 4
-
$9,264 CAD
£5,222 GBP
View
A
Retailer 5
-
$11,741 CAD
€8,005 EUR
View
A
Retailer 6
-
$12,055 CAD
$8,630 USD
View
B+
Retailer 7
-
$13,367 CAD
$9,569 USD
View
B+
Retailer 8
-
$15,204 CAD
ZAR 175,837 ZAR
View
B+
Retailer 9
-
$15,860 CAD
£8,940 GBP
View
B+
Retailer 10
-
$18,565 CAD
$13,290 USD
View
B+
Retailer 11
-
$20,567 CAD
$14,723 USD
View
B
Retailer 12
-
$25,487 CAD
$18,245 USD
View
Most Expensive
B
With Clarity
787620793 · Oct 30
$28,310 CAD
$20,266 USD
View
12 more retailers have this diamond
Prices start from $6,744 CADSave up to $21,565 CAD

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
4.29ct Cushion
$6,744 CAD