Radiant|Lab Grown|IGI

1.21ct E IF Radiant Lab Grown Diamond

E/IF • IGI LG799649696

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

Certificate IGI LG799649696

Diamond specifications and retailer prices

From $376 CAD
$269 USD
As of October 30, 2026
Save $2,325 CAD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,701 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG799649696 or 799649696. Listed at 25 retailers as of October 29, 2026, with prices from $376 to $2,701, a $2,325 spread on the same certified stone. Brilliant Earth lists it at $2,701. 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
E
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799649696
Dimensions5.30 × 5.30 × 7.55 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.30 mm5.30 mm1.21 ctE / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799649696
Side View
Table 65.0%Crown 42.7°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 64.5%

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: $2,701 CAD|Low: $361 CAD|High: $2,701 CAD|Avg: $1,037 CAD|+0.5%
Brilliant Earth
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
October 30, 2026
Retailer 3$376 CAD
Retailer 6$437 CAD
Retailer 4$467 CAD
Retailer 2$495 CAD
Retailer 10$693 CAD
Retailer 5$774 CAD
Retailer 9$803 CAD
Retailer 12$832 CAD
Retailer 7$894 CAD
Retailer 8$1,136 CAD
Retailer 14$1,185 CAD
Retailer 11$1,875 CAD
Retailer 13$2,078 CAD
Brilliant Earth$2,701 CAD

34 data points across 14 retailers

25 retailers$376 CAD to $2,701 CAD

A
Cheapest Retailer
-
$376 CAD
$269 USD
A
Retailer 2
-
$421 CAD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$437 CAD
$312 USD
View
A
Retailer 4
-
$467 CAD
$334 USD
View
A
Retailer 5
-
$467 CAD
$334 USD
View
A
Retailer 6
-
$495 CAD
£279 GBP
View
B+
Retailer 7
-
$693 CAD
$495 USD
View
B+
Retailer 8
-
$774 CAD
$553 USD
View
A
Retailer 9
-
$803 CAD
ZAR 9,263 ZAR
View
B+
Retailer 10
-
$817 CAD
$584 USD
View
B+
Retailer 11
-
$832 CAD
€566 EUR
View
B+
Retailer 12
-
$894 CAD
£503 GBP
View
Retailer 13
-
$1,028 CAD
A$1,130 AUD
View
Price last confirmed 119 days ago
B+
Retailer 14
-
$1,108 CAD
$792 USD
View
B+
Retailer 15
-
$1,136 CAD
A$1,249 AUD
View
B
Retailer 16
-
$1,185 CAD
$847 USD
View
B
Retailer 17
-
$1,502 CAD
$1,073 USD
View
B
Retailer 18
-
$1,573 CAD
$1,124 USD
View
B
Retailer 19
-
$1,787 CAD
$1,277 USD
View
B
Retailer 20
-
$1,813 CAD
£1,020 GBP
View
B
Retailer 21
-
$1,875 CAD
£1,055 GBP
View
B
Retailer 22
-
$1,979 CAD
$1,414 USD
View
Retailer 23
-
$2,078 CAD
$1,485 USD
View
Price last confirmed 9 days ago
Retailer 24
-
$2,082 CAD
$1,488 USD
View
Price last confirmed 60 days ago
Most Expensive
B
Brilliant Earth
20005272A · Oct 29
$2,701 CAD
$1,930 USD
View
24 more retailers have this diamond
Prices start from $376 CADSave up to $2,325 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
$376 CAD