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Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG620454308

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG620454308

Diamond specifications and retailer prices

From $407 CAD
£229 GBP
As of November 2, 2026
Save $1,983 CAD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,390 CAD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620454308 or 620454308. Listed at 6 retailers as of November 2, 2026, with prices from $407 to $2,390, a $1,983 spread on the same certified stone. Do Amore Diamonds lists it at $2,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620454308
Dimensions6.15 × 6.12 × 4.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.15 mm6.12 mm1.21 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620454308
Side View
Table 61.0%Crown 34.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 65.8%

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: Nov 2
Current: $2,390 CAD|Low: $406 CAD|High: $2,390 CAD|Avg: $970 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$407 CAD
Retailer 7$546 CAD
Retailer 2$587 CAD
Retailer 8$598 CAD
Retailer 3$616 CAD
Retailer 10$643 CAD
Retailer 11$739 CAD
Retailer 4$828 CAD
Retailer 9$1,374 CAD
Retailer 6$1,597 CAD
Do Amore Diamonds$2,390 CAD

40 data points across 11 retailers

6 retailers$407 CAD to $2,390 CAD

A
Cheapest Retailer
-
$407 CAD
£229 GBP
A
Retailer 2
-
$546 CAD
$391 USD
View
A
Retailer 3
-
$587 CAD
$420 USD
View
B+
Retailer 4
-
$828 CAD
A$912 AUD
View
B
Retailer 5
-
$1,597 CAD
£900 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5F4D4275D · Nov 2
$2,390 CAD
$1,710 USD
View
5 more retailers have this diamond
Prices start from $407 CADSave up to $1,983 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
$407 CAD