Radiant|Lab Grown|IGI

1.21ct G VS1 Radiant Lab Grown Diamond

GD • G/VS1 • IGI LG605342114

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605342114

Diamond specifications and retailer prices

From $278 CAD
$199 USD
As of October 30, 2026
Save $2,111 CAD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,389 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG605342114 or 605342114. Listed at 15 retailers as of October 30, 2026, with prices from $278 to $2,389, a $2,111 spread on the same certified stone. Do Amore Diamonds lists it at $2,389. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
G
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605342114
Dimensions7.37 × 5.69 × 3.58 mm
L/W Ratio1.30
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
7.37 mm5.69 mm1.21 ctG / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605342114
Side View
Table 63.0%Crown 38.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 62.9%

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: $2,389 CAD|Low: $278 CAD|High: $2,389 CAD|Avg: $924 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10$278 CAD
Retailer 12$472 CAD
Retailer 9$546 CAD
Retailer 6$583 CAD
Retailer 2$621 CAD
Retailer 11$654 CAD
Retailer 7$829 CAD
Retailer 4$854 CAD
Retailer 8$1,045 CAD
Retailer 3$1,333 CAD
Retailer 5$1,597 CAD
Do Amore Diamonds$2,389 CAD

42 data points across 12 retailers

15 retailers$278 CAD to $2,389 CAD

A
Cheapest Retailer
-
$278 CAD
$199 USD
Final sale: no returns
A
Retailer 2
-
$307 CAD
$220 USD
View
B+
Retailer 3
-
$472 CAD
$338 USD
View
B+
Retailer 4
-
$546 CAD
$391 USD
View
B+
Retailer 5
-
$583 CAD
ZAR 6,745 ZAR
View
B+
Retailer 6
-
$621 CAD
£350 GBP
View
B+
Retailer 7
-
$654 CAD
$468 USD
View
B+
Retailer 8
-
$829 CAD
A$913 AUD
View
Retailer 9
-
$854 CAD
$611 USD
View
Price last confirmed 69 days ago
B
Retailer 10
-
$948 CAD
£534 GBP
View
B
Retailer 11
-
$1,045 CAD
$748 USD
View
B
Retailer 12
-
$1,092 CAD
$782 USD
View
B
Retailer 13
-
$1,333 CAD
$954 USD
View
B
Retailer 14
-
$1,597 CAD
£900 GBP
View
Most Expensive
C
Do Amore Diamonds
27-2A3A0A877 · Oct 31
$2,389 CAD
$1,710 USD
View
14 more retailers have this diamond
Prices start from $278 CADSave up to $2,111 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 Radiant
$278 CAD