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Cushion|Lab Grown|IGI

1.21ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG825623179

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

Certificate IGI LG825623179

Diamond specifications and retailer prices

From $278 CAD
$199 USD
As of November 1, 2026
Save $1,163 CAD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,441 CAD at MOH London · As of November 2, 2026
View at MOH London

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 LG825623179 or 825623179. Listed at 12 retailers as of November 1, 2026, with prices from $278 to $1,441, a $1,163 spread on the same certified stone. MOH London lists it at $1,441. 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 angle33.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825623179
Dimensions6.18 × 5.88 × 3.97 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.18 mm5.88 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825623179
Side View
Table 63.0%Crown 33.8°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,441 CAD|Low: $278 CAD|High: $1,548 CAD|Avg: $694 CAD|-6.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3$278 CAD
Retailer 4$327 CAD
Retailer 2$369 CAD
Retailer 9$525 CAD
Retailer 8$532 CAD
Retailer 10$546 CAD
Retailer 5$549 CAD
Retailer 11$605 CAD
Retailer 6$751 CAD
Retailer 7$929 CAD
Retailer 12$1,066 CAD
MOH London$1,441 CAD

36 data points across 12 retailers

12 retailers$278 CAD to $1,441 CAD

A
Cheapest Retailer
-
$278 CAD
$199 USD
Final sale: no returns
Retailer 2
-
$327 CAD
$234 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$369 CAD
£208 GBP
View
A
Retailer 4
-
$525 CAD
€358 EUR
View
A
Retailer 5
-
$532 CAD
ZAR 6,149 ZAR
View
A
Retailer 6
-
$546 CAD
$391 USD
View
A
Retailer 7
-
$549 CAD
£309 GBP
View
A
Retailer 8
-
$605 CAD
$433 USD
View
A
Retailer 9
-
$751 CAD
A$827 AUD
View
B+
Retailer 10
-
$929 CAD
$665 USD
View
B+
Retailer 11
-
$1,066 CAD
$763 USD
View
Most Expensive
B
MOH London
LG825623179 · Nov 2
$1,441 CAD
£812 GBP
View
11 more retailers have this diamond
Prices start from $278 CADSave up to $1,163 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
$278 CAD