Radiant|Lab Grown|IGI

10.03ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG828624307

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

Certificate IGI LG828624307

Diamond specifications and retailer prices

From $4,133 AUD
$2,903 USD
As of October 26, 2026
Save $3,656 AUD (47%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $11,449 AUD at Taylor and Hart · As of October 21, 2026
View at Taylor and Hart

About this 10.03ct lab-grown radiant diamond

This 10.03ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828624307 or 828624307. Listed at 5 retailers as of October 26, 2026, with a 88% 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

10.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828624307
Dimensions15.31 × 10.35 × 7.12 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.31 mm10.35 mm10.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828624307
Side View
Table 70.0%Crown 41.5°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $7,789 AUD|Low: $4,133 AUD|High: $11,708 AUD|Avg: $7,831 AUD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
October 30, 2026
Retailer 2$4,133 AUD
Retailer 3$4,532 AUD
Retailer 1$7,789 AUD
Retailer 4$11,288 AUD
Taylor and Hart$11,449 AUD

25 data points across 5 retailers

5 retailers$4,133 AUD to $7,789 AUD

B+
Cheapest Retailer
-
$4,133 AUD
$2,903 USD
Retailer 2
-
$4,532 AUD
£2,507 GBP
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$7,789 AUD
$5,471 USD
View
Retailer 4
-
$11,288 AUD
View
Price last confirmed 22 days ago
Most Expensive
Taylor and Hart
PYKAUFF · Oct 21
$11,449 AUD
$8,042 USD
View
Price last confirmed 9 days ago
4 more retailers have this diamond
Prices start from $4,133 AUDSave up to $3,656 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.

B+
10.03ct Radiant
$4,133 AUD