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Round|Lab Grown|IGI

1.21ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG656491314

Shape and cutting style on the report: Round brilliant

Certificate IGI LG656491314

Diamond specifications and retailer prices

From $298 CAD
$213 USD
As of November 1, 2026
Save $2,022 CAD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,320 CAD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG656491314 or 656491314. Listed at 22 retailers as of November 1, 2026, with a 679% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656491314
Dimensions6.90 × 6.92 × 4.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.90 mm6.92 mm1.21 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656491314
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.8%

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: Nov 1
Current: $2,320 CAD|Low: $298 CAD|High: $2,320 CAD|Avg: $886 CAD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 3, 2026
Retailer 10$310 CAD
Retailer 18$334 CAD
Retailer 9$345 CAD
Retailer 7$369 CAD
Retailer 3$496 CAD
Retailer 16$622 CAD
Retailer 13$637 CAD
Retailer 2$681 CAD
Retailer 17$708 CAD
Retailer 11$903 CAD
Retailer 12$970 CAD
Retailer 5$1,147 CAD
Retailer 6$1,186 CAD
Retailer 8$1,260 CAD
Retailer 15$1,260 CAD
Retailer 14$1,478 CAD
Retailer 4$1,684 CAD
Brilliant Earth$2,320 CAD

43 data points across 18 retailers

22 retailers$298 CAD to $2,320 CAD

A
Cheapest Retailer
-
$298 CAD
$213 USD
Retailer 2
-
$310 CAD
$222 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$334 CAD
$239 USD
View
Final sale: no returns
Retailer 4
-
$345 CAD
$247 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$369 CAD
$264 USD
View
Retailer 6
-
$384 CAD
$275 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$496 CAD
$355 USD
View
A
Retailer 8
-
$622 CAD
€424 EUR
View
A
Retailer 9
-
$637 CAD
ZAR 7,366 ZAR
View
A
Retailer 10
-
$681 CAD
£384 GBP
View
A
Retailer 11
-
$708 CAD
$507 USD
View
B+
Retailer 12
-
$903 CAD
A$994 AUD
View
B+
Retailer 13
-
$970 CAD
$694 USD
View
Retailer 14
-
$1,126 CAD
$806 USD
View
Price last confirmed 35 days ago
B+
Retailer 15
-
$1,147 CAD
$821 USD
View
B
Retailer 16
-
$1,186 CAD
$849 USD
View
B
Retailer 17
-
$1,260 CAD
$902 USD
View
B
Retailer 18
-
$1,260 CAD
$902 USD
View
B
Retailer 19
-
$1,478 CAD
£833 GBP
View
B
Retailer 20
-
$1,684 CAD
$1,205 USD
View
B
Retailer 21
-
$2,320 CAD
$1,660 USD
View
Most Expensive
Brilliant Earth
20628276A · Oct 26
$2,320 CAD
$1,660 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from $298 CADSave up to $2,022 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 Round
$298 CAD