Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG831633282

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

Certificate IGI LG831633282

Diamond specifications and retailer prices

From $360 CAD
$258 USD
As of October 30, 2026
Save $1,444 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,805 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 top-tier cut grade and certified by IGI LG831633282 or 831633282. Listed at 13 retailers as of October 30, 2026, with prices from $360 to $1,805, a $1,444 spread on the same certified stone. Reve Diamonds lists it at $1,805. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831633282
Dimensions5.98 × 5.92 × 3.86 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.98 mm5.92 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831633282
Side View
Table 63.0%Crown 40.7°Girdle: MediumPavilion 35.1°Culet: NoneDepth 65.2%

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: Oct 30
Current: $1,602 CAD|Low: $360 CAD|High: $1,805 CAD|Avg: $1,031 CAD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 1, 2026
Retailer 9$360 CAD
Retailer 8$538 CAD
Retailer 4$667 CAD
Retailer 5$687 CAD
Retailer 10$704 CAD
Retailer 6$1,027 CAD
Retailer 7$1,049 CAD
Retailer 3$1,291 CAD
Retailer 2$1,356 CAD
Retailer 11$1,358 CAD
Retailer 1$1,602 CAD
Reve Diamonds$1,805 CAD

25 data points across 12 retailers

13 retailers$360 CAD to $1,805 CAD

A
Cheapest Retailer
-
$360 CAD
$258 USD
Final sale: no returns
A
Retailer 2
-
$538 CAD
$385 USD
View
A
Retailer 3
-
$667 CAD
€455 EUR
View
A
Retailer 4
-
$687 CAD
ZAR 7,943 ZAR
View
B+
Retailer 5
-
$704 CAD
$504 USD
View
Retailer 6
-
$1,027 CAD
$735 USD
View
Price last confirmed 13 days ago
B
Retailer 7
-
$1,049 CAD
$751 USD
View
B
Retailer 8
-
$1,291 CAD
SGD 1,249 SGD
View
Retailer 9
-
$1,299 CAD
$930 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$1,358 CAD
$972 USD
View
B
Retailer 11
-
$1,384 CAD
$991 USD
View
B
Retailer 12
-
$1,602 CAD
£903 GBP
View
Most Expensive
B
Reve Diamonds
CABC4399D · Nov 1
$1,805 CAD
$1,292 USD
View
12 more retailers have this diamond
Prices start from $360 CADSave up to $1,444 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
$360 CAD