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Heart|Lab Grown|IGI

1.21ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG572344415

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG572344415

Diamond specifications and retailer prices

From $268 CAD
$192 USD
As of October 30, 2026
Save $1,365 CAD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,634 CAD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart 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 LG572344415 or 572344415. Listed at 22 retailers as of October 30, 2026, with prices from $268 to $1,634, a $1,365 spread on the same certified stone. Reve Diamonds lists it at $1,634. 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 angle32.9°
Pavilion angle43.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572344415
Dimensions7.44 × 6.44 × 4.37 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.44 mm6.44 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG572344415
Side View
Table 63.0%Crown 32.9°Girdle: MED-THKPavilion 43.8°Culet: NoneDepth 58.7%

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: $607 CAD|Low: $258 CAD|High: $1,577 CAD|Avg: $726 CAD|+2.7%
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
November 2, 2026
Retailer 2$268 CAD
Retailer 5$312 CAD
Retailer 3$334 CAD
Retailer 8$445 CAD
Retailer 12$450 CAD
Retailer 6$575 CAD
Retailer 1$607 CAD
Retailer 9$800 CAD
Retailer 13$814 CAD
Retailer 4$1,071 CAD
Retailer 11$1,089 CAD
Retailer 10$1,131 CAD
Retailer 7$1,558 CAD

36 data points across 13 retailers

22 retailers$268 CAD to $1,634 CAD

A
Cheapest Retailer
-
$268 CAD
$192 USD
A
Retailer 2
-
$299 CAD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$312 CAD
$223 USD
View
A
Retailer 4
-
$334 CAD
$239 USD
View
Retailer 5
-
$334 CAD
$239 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$445 CAD
£251 GBP
View
B+
Retailer 7
-
$450 CAD
$322 USD
View
A
Retailer 8
-
$575 CAD
ZAR 6,654 ZAR
View
A
Retailer 9
-
$607 CAD
£342 GBP
View
B+
Retailer 10
-
$645 CAD
$462 USD
View
B+
Retailer 11
-
$669 CAD
$479 USD
View
B+
Retailer 12
-
$781 CAD
$559 USD
View
B+
Retailer 13
-
$800 CAD
$573 USD
View
B+
Retailer 14
-
$814 CAD
A$896 AUD
View
B
Retailer 15
-
$1,071 CAD
$767 USD
View
Retailer 16
-
$1,076 CAD
$770 USD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$1,089 CAD
A$1,199 AUD
View
B
Retailer 18
-
$1,123 CAD
$804 USD
View
B+
Retailer 19
-
$1,131 CAD
$810 USD
View
B
Retailer 20
-
$1,147 CAD
$821 USD
View
B
Retailer 21
-
$1,558 CAD
£878 GBP
View
Most Expensive
B
Reve Diamonds
9377C4D1C · Nov 1
$1,634 CAD
$1,169 USD
View
21 more retailers have this diamond
Prices start from $268 CADSave up to $1,365 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 Heart
$268 CAD