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Radiant|Lab Grown|IGI

4.24ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG618439172

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

Certificate IGI LG618439172

Diamond specifications and retailer prices

From $1,140 AUD
$799 USD
As of October 31, 2026
Save $3,041 AUD (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,195 AUD at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 4.24ct lab-grown radiant diamond

This 4.24ct 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 LG618439172 or 618439172. Listed at 19 retailers as of October 31, 2026, with a 267% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.24
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.2°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618439172
Dimensions11.57 × 7.99 × 5.18 mm
L/W Ratio1.45
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
11.57 mm7.99 mm4.24 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618439172
Side View
Table 64.0%Crown 23.2°Girdle: MediumPavilion 34.8°Culet: NoneDepth 64.8%

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: Oct 31
Current: $4,195 AUD|Low: $1,054 AUD|High: $4,324 AUD|Avg: $2,278 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 11$1,140 AUD
Retailer 7$1,177 AUD
Retailer 6$1,462 AUD
Retailer 9$1,521 AUD
Retailer 2$1,963 AUD
Retailer 10$1,976 AUD
Retailer 8$1,978 AUD
Retailer 5$2,294 AUD
Retailer 3$2,762 AUD
Retailer 4$3,408 AUD
Retailer 12$3,990 AUD
Brilliant Earth$4,195 AUD

36 data points across 12 retailers

19 retailers$1,140 AUD to $4,181 AUD

Retailer 1
-
$766 AUD
$537 USD
Price last confirmed 25 days ago
Retailer 2
-
$828 AUD
$580 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$950 AUD
$666 USD
View
Price last confirmed 30 days ago
Retailer 4
-
$950 AUD
$666 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$1,140 AUD
$799 USD
View
Final sale: no returns
A
Retailer 6
-
$1,177 AUD
$825 USD
View
A
Retailer 7
-
$1,462 AUD
€976 EUR
View
B+
Retailer 8
-
$1,521 AUD
$1,066 USD
View
A
Retailer 9
-
$1,963 AUD
ZAR 22,223 ZAR
View
B+
Retailer 10
-
$1,976 AUD
View
A
Retailer 11
-
$1,978 AUD
$1,386 USD
View
B+
Retailer 12
-
$2,294 AUD
$1,608 USD
View
Retailer 13
-
$2,454 AUD
$1,720 USD
View
Price last confirmed 17 days ago
Retailer 14
-
$2,501 AUD
$1,753 USD
View
Price last confirmed 32 days ago
B+
Retailer 15
-
$2,762 AUD
£1,524 GBP
View
Retailer 16
-
$3,408 AUD
$2,388 USD
View
Price last confirmed 63 days ago
B
Retailer 17
-
$3,990 AUD
£2,202 GBP
View
B
Retailer 18
-
$4,181 AUD
$2,930 USD
View
Most Expensive
Brilliant Earth
9047725A · Oct 15
$4,195 AUD
$2,940 USD
View
Price last confirmed 18 days ago
18 more retailers have this diamond
Prices start from $1,140 AUDSave up to $3,041 AUD

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
4.24ct Radiant
$1,140 AUD