Radiant|Lab Grown|IGI

1.23ct F VS1 Radiant Lab Grown Diamond

GD • F/VS1 • IGI LG638428759

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

Certificate IGI LG638428759

Diamond specifications and retailer prices

From $318 CAD
As of November 3, 2026
Save $2,135 CAD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,453 CAD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG638428759 or 638428759. Listed at 16 retailers as of November 3, 2026, with prices from $318 to $2,453, a $2,135 spread on the same certified stone. Do Amore Diamonds lists it at $2,453. 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

1.23
Carat
F
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638428759
Dimensions5.44 × 5.44 × 3.65 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.44 mm5.44 mm1.23 ctF / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638428759
Side View
Table 63.0%Crown 46.9°Girdle: MediumPavilion 35°Culet: NoneDepth 67.1%

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: Nov 3
Current: $2,453 CAD|Low: $314 CAD|High: $2,453 CAD|Avg: $907 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 12$318 CAD
Retailer 9$421 CAD
Retailer 3$560 CAD
Retailer 8$603 CAD
Retailer 5$635 CAD
Retailer 4$662 CAD
Retailer 2$704 CAD
Retailer 7$853 CAD
Retailer 11$925 CAD
Retailer 10$1,077 CAD
Retailer 6$1,636 CAD
Do Amore Diamonds$2,453 CAD

43 data points across 12 retailers

16 retailers$318 CAD to $2,453 CAD

A
Cheapest Retailer
-
$318 CAD
A
Retailer 2
-
$318 CAD
View
B+
Retailer 3
-
$485 CAD
View
B+
Retailer 4
-
$560 CAD
View
B+
Retailer 5
-
$603 CAD
View
B+
Retailer 6
-
$635 CAD
View
B+
Retailer 7
-
$662 CAD
View
B+
Retailer 8
-
$704 CAD
View
B+
Retailer 9
-
$853 CAD
View
Retailer 10
-
$925 CAD
View
Price last confirmed 29 days ago
B
Retailer 11
-
$1,030 CAD
View
B
Retailer 12
-
$1,077 CAD
View
Retailer 13
-
$1,126 CAD
View
Price last confirmed 36 days ago
B
Retailer 14
-
$1,366 CAD
View
B
Retailer 15
-
$1,636 CAD
View
Most Expensive
C
Do Amore Diamonds
27-06BA061E7 · Nov 4
$2,453 CAD
$1,760 USD
View
15 more retailers have this diamond
Prices start from $318 CADSave up to $2,135 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 Radiant
$318 CAD