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Cushion|Lab Grown|IGI

1.21ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG658475150

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG658475150

Diamond specifications and retailer prices

From $342 CAD
$245 USD
As of October 30, 2026
Save $1,411 CAD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,753 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG658475150 or 658475150. Listed at 15 retailers as of October 30, 2026, with prices from $342 to $1,753, a $1,411 spread on the same certified stone. Reve Diamonds lists it at $1,753. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658475150
Dimensions6.14 × 6.12 × 4.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.14 mm6.12 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658475150
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 67.5%

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 30
Current: $700 CAD|Low: $309 CAD|High: $1,802 CAD|Avg: $941 CAD|+16.6%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 2$342 CAD
Retailer 14$510 CAD
Retailer 9$591 CAD
Retailer 5$648 CAD
Retailer 12$652 CAD
Retailer 3$661 CAD
Retailer 1$700 CAD
Retailer 15$823 CAD
Retailer 13$928 CAD
Retailer 11$1,013 CAD
Retailer 6$1,041 CAD
Retailer 7$1,256 CAD
Retailer 4$1,294 CAD
Retailer 8$1,495 CAD
Retailer 10$1,529 CAD
Reve Diamonds$1,753 CAD

37 data points across 16 retailers

15 retailers$342 CAD to $1,753 CAD

A
Cheapest Retailer
-
$342 CAD
$245 USD
Final sale: no returns
Retailer 2
-
$510 CAD
£287 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$591 CAD
€403 EUR
View
A
Retailer 4
-
$648 CAD
$464 USD
View
A
Retailer 5
-
$652 CAD
ZAR 7,543 ZAR
View
A
Retailer 6
-
$661 CAD
$473 USD
View
B+
Retailer 7
-
$700 CAD
£394 GBP
View
B+
Retailer 8
-
$823 CAD
$589 USD
View
B+
Retailer 9
-
$928 CAD
A$1,022 AUD
View
B+
Retailer 10
-
$1,013 CAD
$725 USD
View
B+
Retailer 11
-
$1,041 CAD
$745 USD
View
B
Retailer 12
-
$1,294 CAD
$927 USD
View
B
Retailer 13
-
$1,495 CAD
$1,070 USD
View
B
Retailer 14
-
$1,529 CAD
£862 GBP
View
Most Expensive
B
Reve Diamonds
ACBB1653A · Oct 30
$1,753 CAD
$1,255 USD
View
14 more retailers have this diamond
Prices start from $342 CADSave up to $1,411 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
$342 CAD