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Radiant|Lab Grown|IGI

15.11ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG847657250

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

Certificate IGI LG847657250

Diamond specifications and retailer prices

From $4,911 AUD
$3,442 USD
As of November 1, 2026
Save $19,303 AUD (80%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $24,214 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 15.11ct lab-grown radiant diamond

This 15.11ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847657250 or 847657250. Listed at 4 retailers as of October 28, 2026, with prices from $4,911 to $24,214, a $19,303 spread on the same certified stone. Brilliant Earth lists it at $24,214. 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

15.11
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847657250
Dimensions17.78 × 12.26 × 7.99 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.78 mm12.26 mm15.11 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847657250
Side View
Table 67.0%Crown 47.6°Girdle: MediumPavilion 34.6°Culet: NoneDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $6,723 AUD|Low: $4,911 AUD|High: $7,162 AUD|Avg: $6,227 AUD|-5.7%
Retailer 1
Retailer 2
November 2, 2026
Retailer 2$4,911 AUD
Retailer 1$6,723 AUD

13 data points across 2 retailers

4 retailers$4,911 AUD to $24,214 AUD

A
Cheapest Retailer
-
$4,911 AUD
$3,442 USD
Final sale: no returns
A
Retailer 2
-
$6,723 AUD
£3,710 GBP
View
Retailer 3
-
$9,375 AUD
$6,570 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
22343917A · Oct 28
$24,214 AUD
$16,970 USD
View
3 more retailers have this diamond
Prices start from $4,911 AUDSave up to $19,303 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
15.11ct Radiant
$4,911 AUD