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Radiant|Lab Grown|IGI

15.14ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG848623809

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

Certificate IGI LG848623809

Diamond specifications and retailer prices

From $4,847 AUD
$3,397 USD
As of November 1, 2026
Save $18,069 AUD (79%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $22,916 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.14ct lab-grown radiant diamond

This 15.14ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848623809 or 848623809. Listed at 3 retailers as of October 31, 2026, with prices from $4,847 to $22,916, a $18,069 spread on the same certified stone. Brilliant Earth lists it at $22,916. 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

15.14
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848623809
Dimensions17.70 × 12.19 × 7.92 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.70 mm12.19 mm15.14 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848623809
Side View
Table 68.0%Crown 45.7°Girdle: Slightly ThickPavilion 34.1°Culet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $22,916 AUD|Low: $4,847 AUD|High: $25,484 AUD|Avg: $12,668 AUD|-10.1%
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$4,847 AUD
Retailer 2$6,727 AUD
Brilliant Earth$22,916 AUD

12 data points across 3 retailers

3 retailers$4,847 AUD to $22,916 AUD

A
Cheapest Retailer
-
$4,847 AUD
$3,397 USD
Final sale: no returns
A
Retailer 2
-
$6,727 AUD
£3,712 GBP
View
Most Expensive
B
Brilliant Earth
22238108A · Oct 31
$22,916 AUD
$16,060 USD
View
2 more retailers have this diamond
Prices start from $4,847 AUDSave up to $18,069 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
15.14ct Radiant
$4,847 AUD