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Cushion|Lab Grown|IGI

1.21ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG783670528

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

Certificate IGI LG783670528

Diamond specifications and retailer prices

From $353 CAD
$251 USD
As of October 29, 2026
Save $1,825 CAD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,177 CAD at Brilliant Earth · As of October 28, 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 LG783670528 or 783670528. Listed at 14 retailers as of October 28, 2026, with prices from $353 to $2,177, a $1,825 spread on the same certified stone. Brilliant Earth lists it at $2,177. 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 angle35.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783670528
Dimensions6.16 × 6.16 × 6.10 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
6.16 mm6.16 mm1.21 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783670528
Side View
Table 61.0%Crown 35.2°Girdle: STK-THKPavilion 40°Culet: NoneDepth 68.0%

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 29
Current: $2,177 CAD|Low: $305 CAD|High: $2,233 CAD|Avg: $1,006 CAD|-2.5%
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 29, 2026
Retailer 10$353 CAD
Retailer 11$446 CAD
Retailer 7$554 CAD
Retailer 2$569 CAD
Retailer 16$593 CAD
Retailer 3$617 CAD
Retailer 15$705 CAD
Retailer 12$789 CAD
Retailer 6$869 CAD
Retailer 8$882 CAD
Retailer 13$1,095 CAD
Retailer 14$1,138 CAD
Retailer 17$1,165 CAD
Retailer 4$1,652 CAD
Retailer 5$1,664 CAD
Retailer 9$1,713 CAD
Brilliant Earth$2,177 CAD

15 data points across 17 retailers

14 retailers$353 CAD to $2,177 CAD

A
Cheapest Retailer
-
$353 CAD
$251 USD
Final sale: no returns
A
Retailer 2
-
$446 CAD
£250 GBP
View
Retailer 3
-
$569 CAD
€386 EUR
View
A
Retailer 4
-
$593 CAD
$422 USD
View
A
Retailer 5
-
$617 CAD
£346 GBP
View
A
Retailer 6
-
$705 CAD
$502 USD
View
Retailer 7
-
$789 CAD
$562 USD
View
B+
Retailer 8
-
$869 CAD
A$952 AUD
View
B+
Retailer 9
-
$1,095 CAD
A$1,199 AUD
View
B+
Retailer 10
-
$1,138 CAD
$810 USD
View
B+
Retailer 11
-
$1,165 CAD
$829 USD
View
B
Retailer 12
-
$1,652 CAD
$1,176 USD
View
B
Retailer 13
-
$1,664 CAD
£933 GBP
View
Most Expensive
B
Brilliant Earth
18147712A · Oct 28
$2,177 CAD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $353 CADSave up to $1,825 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
$353 CAD