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Radiant|Lab Grown|IGI

4.23ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG566301524

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

Certificate IGI LG566301524

Diamond specifications and retailer prices

From $2,949 CAD
$2,111 USD
As of October 30, 2026
Save $1,270 CAD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,219 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.23ct lab-grown radiant diamond

This 4.23ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG566301524 or 566301524. Listed at 4 retailers as of October 29, 2026, with prices from $2,949 to $4,219, a $1,270 spread on the same certified stone. Brilliant Earth lists it at $4,219. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.23
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566301524
Dimensions11.72 × 7.84 × 5.26 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.72 mm7.84 mm4.23 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566301524
Side View
Table 67.0%Crown 42°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 67.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $4,219 CAD|Low: $571 CAD|High: $11,941 CAD|Avg: $2,800 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
October 13, 2026
Retailer 10$802 CAD
Retailer 8$1,040 CAD
Retailer 12$1,083 CAD
Retailer 15$1,190 CAD
Retailer 2$1,415 CAD
Retailer 11$1,729 CAD
Retailer 16$1,876 CAD
Retailer 14$1,976 CAD
Retailer 5$2,283 CAD
Retailer 13$2,597 CAD
Retailer 3$2,892 CAD
Retailer 4$2,921 CAD
Retailer 9$2,949 CAD
Retailer 6$3,760 CAD
Brilliant Earth$4,219 CAD
Retailer 7$11,941 CAD

11 data points across 16 retailers

4 retailers$2,949 CAD to $4,219 CAD

Retailer 1
-
$1,729 CAD
ZAR 19,995 ZAR
Price last confirmed 41 days ago
Retailer 2
-
$2,342 CAD
HK$13,100 HKD
View
Price last confirmed 57 days ago
B
Retailer 3
-
$2,949 CAD
$2,111 USD
View
Most Expensive
B
Brilliant Earth
16084945A · Oct 29
$4,219 CAD
$3,020 USD
View
3 more retailers have this diamond
Prices start from $2,949 CADSave up to $1,270 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.

B
4.23ct Radiant
$2,949 CAD