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Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG749577139

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

Certificate IGI LG749577139

Diamond specifications and retailer prices

From $625 CAD
$447 USD
As of November 1, 2026
Save $1,322 CAD (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,947 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG749577139 or 749577139. Listed at 11 retailers as of October 31, 2026, with prices from $625 to $1,947, a $1,322 spread on the same certified stone. Taylor and Hart lists it at $1,947. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749577139
Dimensions6.43 × 6.14 × 3.91 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.14 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749577139
Side View
Table 63.0%Crown 35.5°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 63.7%

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 1
Current: $694 CAD|Low: $611 CAD|High: $1,947 CAD|Avg: $1,078 CAD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
November 3, 2026
Retailer 9$625 CAD
Retailer 7$646 CAD
Retailer 3$652 CAD
Retailer 4$684 CAD
Retailer 1$694 CAD
Retailer 2$924 CAD
Retailer 6$1,244 CAD
Retailer 8$1,511 CAD
Retailer 5$1,523 CAD
Taylor and Hart$1,947 CAD

43 data points across 10 retailers

11 retailers$625 CAD to $1,947 CAD

A
Cheapest Retailer
-
$625 CAD
$447 USD
A
Retailer 2
-
$646 CAD
$462 USD
View
A
Retailer 3
-
$652 CAD
ZAR 7,539 ZAR
View
A
Retailer 4
-
$684 CAD
€466 EUR
View
A
Retailer 5
-
$694 CAD
£391 GBP
View
B+
Retailer 6
-
$924 CAD
A$1,017 AUD
View
B+
Retailer 7
-
$964 CAD
$690 USD
View
Retailer 8
-
$1,244 CAD
$890 USD
View
Price last confirmed 25 days ago
B
Retailer 9
-
$1,511 CAD
SGD 1,461 SGD
View
B
Retailer 10
-
$1,523 CAD
£858 GBP
View
Most Expensive
B
Taylor and Hart
B9Y3OZB · Oct 31
$1,947 CAD
$1,393 USD
View
10 more retailers have this diamond
Prices start from $625 CADSave up to $1,322 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
$625 CAD