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Radiant|Lab Grown|IGI

10.03ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG842657321

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

Certificate IGI LG842657321

Diamond specifications and retailer prices

From $4,285 AUD
£2,370 GBP
As of October 31, 2026
Save $6,302 AUD (60%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $10,587 AUD at Taylor and Hart · As of October 30, 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 very-good cut grade and certified by IGI LG842657321 or 842657321. Listed at 4 retailers as of October 30, 2026, with prices from $4,285 to $10,587, a $6,302 spread on the same certified stone. Taylor and Hart lists it at $10,587. 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

10.03
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842657321
Dimensions16.59 × 10.78 × 6.63 mm
L/W Ratio1.54
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.59 mm10.78 mm10.03 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842657321
Side View
Table 64.0%Crown 38.2°Girdle: Slightly ThickPavilion 35.8°Culet: NoneDepth 61.5%

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: Oct 31
Current: $4,285 AUD|Low: $4,259 AUD|High: $10,587 AUD|Avg: $7,487 AUD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 31, 2026
Retailer 1$4,285 AUD
Retailer 2$4,738 AUD
Retailer 3$9,938 AUD
Taylor and Hart$10,587 AUD

8 data points across 4 retailers

4 retailers$4,285 AUD to $10,587 AUD

A
Cheapest Retailer
-
$4,285 AUD
£2,370 GBP
A
Retailer 2
-
$4,738 AUD
$3,328 USD
View
B
Retailer 3
-
$9,938 AUD
$6,981 USD
View
Most Expensive
B
Taylor and Hart
Y8GHK6A · Oct 30
$10,587 AUD
$7,437 USD
View
3 more retailers have this diamond
Prices start from $4,285 AUDSave up to $6,302 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
10.03ct Radiant
$4,285 AUD