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Cushion|Lab Grown|IGI

1.21ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG828628186

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

Certificate IGI LG828628186

Diamond specifications and retailer prices

From $351 CAD
$251 USD
As of October 30, 2026
Save $1,815 CAD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,165 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828628186 or 828628186. Listed at 13 retailers as of October 29, 2026, with prices from $351 to $2,165, a $1,815 spread on the same certified stone. Brilliant Earth lists it at $2,165. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828628186
Dimensions6.09 × 6.07 × 4.15 mm
L/W Ratio1.00
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
6.09 mm6.07 mm1.21 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828628186
Side View
Table 63.0%Crown 35.3°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 68.4%

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 30
Current: $2,165 CAD|Low: $351 CAD|High: $2,165 CAD|Avg: $915 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
October 31, 2026
Retailer 12$351 CAD
Retailer 6$442 CAD
Retailer 7$566 CAD
Retailer 13$589 CAD
Retailer 2$615 CAD
Retailer 11$701 CAD
Retailer 5$864 CAD
Retailer 9$1,089 CAD
Retailer 10$1,131 CAD
Retailer 3$1,158 CAD
Retailer 8$1,584 CAD
Retailer 4$1,643 CAD
Brilliant Earth$2,165 CAD

15 data points across 13 retailers

13 retailers$351 CAD to $2,165 CAD

A
Cheapest Retailer
-
$351 CAD
$251 USD
Final sale: no returns
A
Retailer 2
-
$442 CAD
£249 GBP
View
A
Retailer 3
-
$566 CAD
€386 EUR
View
A
Retailer 4
-
$589 CAD
$422 USD
View
A
Retailer 5
-
$615 CAD
£347 GBP
View
A
Retailer 6
-
$701 CAD
$502 USD
View
Retailer 7
-
$864 CAD
A$952 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$1,089 CAD
A$1,199 AUD
View
B+
Retailer 9
-
$1,131 CAD
$810 USD
View
B+
Retailer 10
-
$1,158 CAD
$829 USD
View
B
Retailer 11
-
$1,584 CAD
£893 GBP
View
B
Retailer 12
-
$1,643 CAD
$1,176 USD
View
Most Expensive
B
Brilliant Earth
22335344A · Oct 29
$2,165 CAD
$1,550 USD
View
12 more retailers have this diamond
Prices start from $351 CADSave up to $1,815 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
1.21ct Cushion
$351 CAD