CaratHunter
Plans
Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG662412809

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG662412809

Diamond specifications and retailer prices

From $304 CAD
As of November 4, 2026
Save $1,443 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,748 CAD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct 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 LG662412809 or 662412809. Listed at 19 retailers as of November 4, 2026, with prices from $304 to $1,748, a $1,443 spread on the same certified stone. Reve Diamonds lists it at $1,748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662412809
Dimensions7.57 × 6.43 × 4.51 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm6.43 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662412809
Side View
Table 55.0%Crown 34.3°Girdle: MediumPavilion 39.6°Culet: NoneDepth 59.6%

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 4
Current: $500 CAD|Low: $304 CAD|High: $1,767 CAD|Avg: $864 CAD|+8.8%
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
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 5, 2026
Retailer 15$304 CAD
Retailer 17$341 CAD
Retailer 4$353 CAD
Retailer 13$377 CAD
Retailer 8$385 CAD
Retailer 1$500 CAD
Retailer 3$645 CAD
Retailer 6$665 CAD
Retailer 12$677 CAD
Retailer 14$694 CAD
Retailer 9$828 CAD
Retailer 5$941 CAD
Retailer 10$1,096 CAD
Retailer 11$1,173 CAD
Retailer 16$1,214 CAD
Retailer 2$1,218 CAD
Retailer 18$1,288 CAD
Retailer 7$1,542 CAD
Reve Diamonds$1,748 CAD

35 data points across 19 retailers

19 retailers$304 CAD to $1,748 CAD

A
Cheapest Retailer
-
$304 CAD
A
Retailer 2
-
$341 CAD
View
Final sale: no returns
A
Retailer 3
-
$353 CAD
View
A
Retailer 4
-
$377 CAD
View
Retailer 5
-
$385 CAD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$500 CAD
View
B+
Retailer 7
-
$645 CAD
View
B+
Retailer 8
-
$665 CAD
View
B+
Retailer 9
-
$677 CAD
View
B+
Retailer 10
-
$694 CAD
View
B+
Retailer 11
-
$828 CAD
View
B+
Retailer 12
-
$941 CAD
View
B
Retailer 13
-
$1,096 CAD
View
B
Retailer 14
-
$1,173 CAD
View
B
Retailer 15
-
$1,214 CAD
View
B
Retailer 16
-
$1,218 CAD
View
B
Retailer 17
-
$1,288 CAD
View
B
Retailer 18
-
$1,542 CAD
View
Most Expensive
B
Reve Diamonds
50A7CF060 · Nov 4
$1,748 CAD
$1,251 USD
View
18 more retailers have this diamond
Prices start from $304 CADSave up to $1,443 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
1.23ct Heart
$304 CAD