Cushion|Lab Grown|IGI

3.05ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG805674308

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

Certificate IGI LG805674308

Diamond specifications and retailer prices

From $1,533 CAD
$1,095 USD
As of October 23, 2026
Save $9,398 CAD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,931 CAD at Brilliant Earth · As of October 23, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805674308 or 805674308. Listed at 17 retailers as of October 23, 2026, with prices from $1,533 to $10,931, a $9,398 spread on the same certified stone. Brilliant Earth lists it at $10,931. 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
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805674308
Dimensions8.46 × 8.40 × 5.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm8.40 mm3.05 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805674308
Side View
Table 64.0%Crown 34.7°Girdle: MED-THKPavilion 40.8°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 23
Current: $10,931 CAD|Low: $946 CAD|High: $11,267 CAD|Avg: $2,967 CAD|-3.0%
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
Retailer 18
October 25, 2026
Retailer 5$946 CAD
Retailer 18$1,048 CAD
Retailer 13$1,137 CAD
Retailer 17$1,211 CAD
Retailer 7$1,533 CAD
Retailer 6$1,607 CAD
Retailer 11$1,616 CAD
Retailer 12$1,793 CAD
Retailer 14$2,228 CAD
Retailer 15$2,252 CAD
Retailer 9$2,518 CAD
Retailer 8$3,050 CAD
Retailer 4$3,346 CAD
Retailer 10$3,390 CAD
Retailer 3$3,475 CAD
Retailer 2$4,557 CAD
Retailer 16$4,731 CAD
Brilliant Earth$10,931 CAD

33 data points across 18 retailers

17 retailers$1,533 CAD to $10,931 CAD

A
Retailer 1
-
$1,048 CAD
$749 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$1,137 CAD
£640 GBP
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,211 CAD
$865 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$1,533 CAD
$1,095 USD
View
A
Retailer 5
-
$1,607 CAD
$1,148 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,616 CAD
£909 GBP
View
A
Retailer 7
-
$1,793 CAD
€1,220 EUR
View
A
Retailer 8
-
$2,228 CAD
A$2,449 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$2,252 CAD
ZAR 25,994 ZAR
View
Price last confirmed 10 days ago
A
Retailer 10
-
$2,518 CAD
$1,799 USD
View
B+
Retailer 11
-
$3,050 CAD
£1,716 GBP
View
Price last confirmed 18 days ago
B+
Retailer 12
-
$3,346 CAD
$2,391 USD
View
B+
Retailer 13
-
$3,390 CAD
$2,422 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$3,475 CAD
$2,483 USD
View
B+
Retailer 15
-
$4,557 CAD
£2,564 GBP
View
B
Retailer 16
-
$4,731 CAD
$3,380 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20374713A · Oct 23
$10,931 CAD
$7,810 USD
View
16 more retailers have this diamond
Prices start from $1,533 CADSave up to $9,398 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
$1,533 CAD