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Radiant|Lab Grown|IGI

15.04ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG846635126

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

Certificate IGI LG846635126

Diamond specifications and retailer prices

From $4,987 AUD
$3,503 USD
As of October 30, 2026
Save $20,026 AUD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $25,013 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 15.04ct lab-grown radiant diamond

This 15.04ct 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 LG846635126 or 846635126. Listed at 3 retailers as of October 30, 2026, with prices from $4,987 to $25,013, a $20,026 spread on the same certified stone. Brilliant Earth lists it at $25,013. 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

15.04
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846635126
Dimensions17.22 × 12.14 × 8.20 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.22 mm12.14 mm15.04 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846635126
Side View
Table 67.0%Crown 48.8°Girdle: MediumPavilion 36.8°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $25,013 AUD|Low: $4,987 AUD|High: $25,995 AUD|Avg: $13,875 AUD|-3.8%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$4,987 AUD
Retailer 2$6,870 AUD
Brilliant Earth$25,013 AUD

15 data points across 3 retailers

3 retailers$4,987 AUD to $25,013 AUD

A
Cheapest Retailer
-
$4,987 AUD
$3,503 USD
Final sale: no returns
A
Retailer 2
-
$6,870 AUD
£3,800 GBP
View
Most Expensive
B
Brilliant Earth
22150899A · Oct 30
$25,013 AUD
$17,570 USD
View
2 more retailers have this diamond
Prices start from $4,987 AUDSave up to $20,026 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
15.04ct Radiant
$4,987 AUD