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Cushion|Lab Grown|IGI

3.05ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG780604987

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG780604987

Diamond specifications and retailer prices

From $750 CAD
$537 USD
As of October 25, 2026
Save $7,100 CAD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,851 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780604987 or 780604987. Listed at 13 retailers as of October 25, 2026, with prices from $750 to $7,851, a $7,100 spread on the same certified stone. Brilliant Earth lists it at $7,851. 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

3.05
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780604987
Dimensions8.41 × 8.32 × 5.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm8.32 mm3.05 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780604987
Side View
Table 62.0%Crown 36.5°Girdle: STK-THKPavilion 39°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
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 25
Current: $7,851 CAD|Low: $750 CAD|High: $8,088 CAD|Avg: $2,293 CAD|-2.9%
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
October 30, 2026
Retailer 12$750 CAD
Retailer 11$986 CAD
Retailer 9$1,131 CAD
Retailer 14$1,182 CAD
Retailer 7$1,231 CAD
Retailer 2$1,238 CAD
Retailer 3$1,275 CAD
Retailer 4$1,755 CAD
Retailer 6$2,022 CAD
Retailer 5$2,457 CAD
Retailer 8$2,771 CAD
Retailer 13$2,808 CAD
Retailer 10$3,450 CAD
Brilliant Earth$7,851 CAD

35 data points across 14 retailers

13 retailers$750 CAD to $7,851 CAD

A
Cheapest Retailer
-
$750 CAD
$537 USD
Retailer 2
-
$986 CAD
£556 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,131 CAD
$810 USD
View
B+
Retailer 4
-
$1,182 CAD
$846 USD
View
A
Retailer 5
-
$1,231 CAD
€839 EUR
View
A
Retailer 6
-
$1,238 CAD
£698 GBP
View
A
Retailer 7
-
$1,275 CAD
$913 USD
View
A
Retailer 8
-
$1,755 CAD
$1,256 USD
View
Retailer 9
-
$2,457 CAD
$1,759 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$2,771 CAD
£1,562 GBP
View
B+
Retailer 11
-
$2,808 CAD
$2,010 USD
View
Retailer 12
-
$3,450 CAD
$2,470 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
17991389A · Oct 28
$7,851 CAD
$5,620 USD
View
12 more retailers have this diamond
Prices start from $750 CADSave up to $7,100 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
3.05ct Cushion
$750 CAD