CaratHunter
Plans
Heart|Lab Grown|IGI

1.23ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG830603675

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830603675

Diamond specifications and retailer prices

From $333 CAD
As of November 4, 2026
Save $1,269 CAD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,602 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830603675 or 830603675. Listed at 14 retailers as of November 4, 2026, with prices from $333 to $1,602, a $1,269 spread on the same certified stone. Reve Diamonds lists it at $1,602. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830603675
Dimensions7.42 × 6.49 × 4.22 mm
L/W Ratio1.14
Girdle conditionFaceted
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
7.42 mm6.49 mm1.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830603675
Side View
Table 62.0%Crown 33.2°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 56.9%

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: $577 CAD|Low: $309 CAD|High: $1,602 CAD|Avg: $805 CAD|+8.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 5, 2026
Retailer 4$309 CAD
Retailer 9$333 CAD
Retailer 7$555 CAD
Retailer 10$566 CAD
Retailer 1$577 CAD
Retailer 3$623 CAD
Retailer 6$783 CAD
Retailer 5$839 CAD
Retailer 12$936 CAD
Retailer 2$1,101 CAD
Retailer 11$1,109 CAD
Retailer 8$1,504 CAD
Reve Diamonds$1,602 CAD

41 data points across 13 retailers

14 retailers$333 CAD to $1,602 CAD

Retailer 1
-
$290 CAD
Price last confirmed 37 days ago
Retailer 2
-
$305 CAD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$333 CAD
View
Final sale: no returns
A
Retailer 4
-
$555 CAD
View
A
Retailer 5
-
$566 CAD
View
B+
Retailer 6
-
$577 CAD
View
B+
Retailer 7
-
$623 CAD
View
B+
Retailer 8
-
$783 CAD
View
B+
Retailer 9
-
$839 CAD
View
Retailer 10
-
$936 CAD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$1,101 CAD
View
B
Retailer 12
-
$1,109 CAD
View
B
Retailer 13
-
$1,504 CAD
View
Most Expensive
B
Reve Diamonds
7C60608DB · Nov 4
$1,602 CAD
$1,150 USD
View
13 more retailers have this diamond
Prices start from $333 CADSave up to $1,269 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
$333 CAD