Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG825658773

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

Certificate IGI LG825658773

Diamond specifications and retailer prices

From $271 CAD
$194 USD
As of October 30, 2026
Save $1,371 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,642 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 LG825658773 or 825658773. Listed at 19 retailers as of October 30, 2026, with prices from $271 to $1,642, a $1,371 spread on the same certified stone. Reve Diamonds lists it at $1,642. 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 angle42.3°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825658773
Dimensions7.78 × 5.46 × 3.42 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.46 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825658773
Side View
Table 72.0%Crown 42.3°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 62.6%

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: $614 CAD|Low: $215 CAD|High: $1,642 CAD|Avg: $848 CAD|+4.5%
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
Reve Diamonds
November 1, 2026
Retailer 15$271 CAD
Retailer 5$303 CAD
Retailer 2$337 CAD
Retailer 11$578 CAD
Retailer 3$585 CAD
Retailer 1$614 CAD
Retailer 9$617 CAD
Retailer 6$647 CAD
Retailer 12$821 CAD
Retailer 14$863 CAD
Retailer 8$992 CAD
Retailer 13$1,013 CAD
Retailer 7$1,157 CAD
Retailer 4$1,204 CAD
Retailer 10$1,582 CAD
Reve Diamonds$1,642 CAD

45 data points across 16 retailers

19 retailers$271 CAD to $1,642 CAD

A
Cheapest Retailer
-
$271 CAD
$194 USD
A
Retailer 2
-
$303 CAD
$217 USD
View
Final sale: no returns
A
Retailer 3
-
$314 CAD
$225 USD
View
Retailer 4
-
$337 CAD
$241 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$337 CAD
$241 USD
View
A
Retailer 6
-
$578 CAD
ZAR 6,682 ZAR
View
A
Retailer 7
-
$585 CAD
$419 USD
View
A
Retailer 8
-
$614 CAD
£346 GBP
View
A
Retailer 9
-
$617 CAD
€421 EUR
View
A
Retailer 10
-
$647 CAD
$463 USD
View
B+
Retailer 11
-
$821 CAD
A$904 AUD
View
B+
Retailer 12
-
$863 CAD
$618 USD
View
B+
Retailer 13
-
$992 CAD
$710 USD
View
Retailer 14
-
$1,013 CAD
$725 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$1,081 CAD
$774 USD
View
B
Retailer 16
-
$1,157 CAD
$828 USD
View
B
Retailer 17
-
$1,229 CAD
$880 USD
View
B
Retailer 18
-
$1,582 CAD
£892 GBP
View
Most Expensive
B
Reve Diamonds
3F34DD91A · Nov 1
$1,642 CAD
$1,175 USD
View
18 more retailers have this diamond
Prices start from $271 CADSave up to $1,371 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
$271 CAD