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Round|Lab Grown|IGI

1.21ct J VVS1 Round Lab Grown Diamond

ID • J/VVS1 • IGI LG549283635

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283635

Diamond specifications and retailer prices

From $553 CAD
$395 USD
As of October 30, 2026
Save $912 CAD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,465 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549283635 or 549283635. Listed at 4 retailers as of October 29, 2026, with prices from $553 to $1,465, a $912 spread on the same certified stone. MOH London lists it at $1,465. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
J
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283635
Dimensions6.78 × 6.82 × 4.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
6.78 mm6.82 mm1.21 ctJ / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283635
Side View
Table 55.5%Crown 35.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.3%

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 30
Current: $1,465 CAD|Low: $420 CAD|High: $1,680 CAD|Avg: $1,217 CAD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$553 CAD
Retailer 4$959 CAD
Retailer 2$1,078 CAD
Retailer 7$1,134 CAD
MOH London$1,465 CAD
Retailer 5$1,680 CAD
Retailer 6$1,680 CAD

12 data points across 7 retailers

4 retailers$553 CAD to $1,465 CAD

A
Cheapest Retailer
-
$553 CAD
$395 USD
B+
Retailer 2
-
$959 CAD
$685 USD
View
B+
Retailer 3
-
$1,078 CAD
$770 USD
View
Most Expensive
B+
MOH London
LG549283635 · Oct 29
$1,465 CAD
£824 GBP
View
3 more retailers have this diamond
Prices start from $553 CADSave up to $912 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 Round
$553 CAD