Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG831692380

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

Certificate IGI LG831692380

Diamond specifications and retailer prices

From $295 CAD
$211 USD
As of October 30, 2026
Save $1,420 CAD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,714 CAD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831692380 or 831692380. Listed at 18 retailers as of October 30, 2026, with prices from $295 to $1,714, a $1,420 spread on the same certified stone. Reve Diamonds lists it at $1,714. 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
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831692380
Dimensions8.07 × 5.21 × 3.46 mm
L/W Ratio1.55
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.07 mm5.21 mm1.21 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831692380
Side View
Table 64.0%Crown 35.5°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 66.4%

Caratlytics Score

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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: $1,462 CAD|Low: $295 CAD|High: $1,714 CAD|Avg: $892 CAD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
November 1, 2026
Retailer 3$295 CAD
Retailer 2$328 CAD
Retailer 14$341 CAD
Retailer 5$365 CAD
Retailer 10$487 CAD
Retailer 13$615 CAD
Retailer 4$626 CAD
Retailer 7$655 CAD
Retailer 11$674 CAD
Retailer 16$704 CAD
Retailer 8$1,009 CAD
Retailer 12$1,172 CAD
Retailer 15$1,176 CAD
Retailer 6$1,186 CAD
Retailer 9$1,246 CAD
Retailer 1$1,462 CAD
Retailer 17$1,537 CAD
Reve Diamonds$1,714 CAD

6 data points across 18 retailers

18 retailers$295 CAD to $1,714 CAD

A
Cheapest Retailer
-
$295 CAD
$211 USD
A
Retailer 2
-
$328 CAD
$235 USD
View
Final sale: no returns
A
Retailer 3
-
$341 CAD
$244 USD
View
A
Retailer 4
-
$365 CAD
$261 USD
View
A
Retailer 5
-
$487 CAD
£275 GBP
View
A
Retailer 6
-
$615 CAD
€419 EUR
View
A
Retailer 7
-
$626 CAD
$448 USD
View
B+
Retailer 8
-
$655 CAD
$469 USD
View
A
Retailer 9
-
$674 CAD
£380 GBP
View
B+
Retailer 10
-
$704 CAD
$504 USD
View
B+
Retailer 11
-
$1,009 CAD
A$1,111 AUD
View
B
Retailer 12
-
$1,172 CAD
$839 USD
View
B
Retailer 13
-
$1,176 CAD
$842 USD
View
B
Retailer 14
-
$1,186 CAD
SGD 1,147 SGD
View
B
Retailer 15
-
$1,246 CAD
$892 USD
View
B
Retailer 16
-
$1,462 CAD
£824 GBP
View
B
Retailer 17
-
$1,537 CAD
$1,100 USD
View
Most Expensive
B
Reve Diamonds
6D92BDA8B · Nov 1
$1,714 CAD
$1,227 USD
View
17 more retailers have this diamond
Prices start from $295 CADSave up to $1,420 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
$295 CAD