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Cushion|Lab Grown|IGI

4.05ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG728567933

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG728567933

Diamond specifications and retailer prices

From $2,109 CAD
$1,510 USD
As of October 31, 2026
Save $8,214 CAD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,323 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG728567933 or 728567933. Listed at 19 retailers as of October 29, 2026, with prices from $2,109 to $10,323, a $8,214 spread on the same certified stone. Brilliant Earth lists it at $10,323. 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

4.05
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728567933
Dimensions8.59 × 8.59 × 5.76 mm
L/W Ratio1.00
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
8.59 mm8.59 mm4.05 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728567933
Side View
Table 61.0%Crown 37.9°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $10,323 CAD|Low: $1,803 CAD|High: $10,323 CAD|Avg: $4,156 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 5$1,868 CAD
Retailer 10$2,109 CAD
Retailer 6$2,382 CAD
Retailer 2$2,686 CAD
Retailer 17$2,808 CAD
Retailer 12$2,920 CAD
Retailer 13$2,997 CAD
Retailer 11$3,424 CAD
Retailer 14$3,976 CAD
Retailer 16$3,999 CAD
Retailer 3$4,262 CAD
Retailer 7$4,821 CAD
Retailer 8$5,152 CAD
Retailer 4$5,166 CAD
Retailer 15$6,034 CAD
Retailer 9$6,538 CAD
Brilliant Earth$10,323 CAD

39 data points across 17 retailers

19 retailers$2,109 CAD to $10,323 CAD

Retailer 1
-
$1,868 CAD
$1,337 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$2,109 CAD
$1,510 USD
View
A
Retailer 3
-
$2,382 CAD
$1,705 USD
View
A
Retailer 4
-
$2,686 CAD
£1,514 GBP
View
A
Retailer 5
-
$2,808 CAD
$2,010 USD
View
A
Retailer 6
-
$2,920 CAD
$2,090 USD
View
Final sale: no returns
A
Retailer 7
-
$2,997 CAD
€2,043 EUR
View
A
Retailer 8
-
$3,424 CAD
$2,451 USD
View
A
Retailer 9
-
$3,976 CAD
ZAR 45,981 ZAR
View
Retailer 10
-
$3,999 CAD
A$4,404 AUD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$4,262 CAD
$3,051 USD
View
B+
Retailer 12
-
$4,821 CAD
$3,451 USD
View
Retailer 13
-
$5,152 CAD
£2,904 GBP
View
Price last confirmed 20 days ago
B+
Retailer 14
-
$5,166 CAD
$3,698 USD
View
B+
Retailer 15
-
$5,407 CAD
$3,871 USD
View
B+
Retailer 16
-
$5,639 CAD
$4,037 USD
View
B+
Retailer 17
-
$6,034 CAD
£3,401 GBP
View
B
Retailer 18
-
$6,538 CAD
$4,681 USD
View
Most Expensive
B
Brilliant Earth
15634959A · Oct 29
$10,323 CAD
$7,390 USD
View
18 more retailers have this diamond
Prices start from $2,109 CADSave up to $8,214 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
4.05ct Cushion
$2,109 CAD