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Radiant|Lab Grown|IGI

15.06ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG846635110

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

Certificate IGI LG846635110

Diamond specifications and retailer prices

From £2,484 GBP
$3,328 USD
As of November 1, 2026
Save £8,898 GBP (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £11,382 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 15.06ct lab-grown radiant diamond

This 15.06ct 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 LG846635110 or 846635110. Listed at 3 retailers as of October 30, 2026, with prices from £2,484 to £11,382, a £8,898 spread on the same certified stone. Brilliant Earth lists it at £11,382. 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

15.06
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846635110
Dimensions17.66 × 12.31 × 8.08 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.66 mm12.31 mm15.06 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846635110
Side View
Table 67.0%Crown 45.5°Girdle: MediumPavilion 35.2°Culet: NoneDepth 65.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £11,382 GBP|Low: £2,484 GBP|High: £13,344 GBP|Avg: £6,732 GBP|-14.7%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£2,484 GBP
Retailer 2£3,470 GBP
Brilliant Earth£11,382 GBP

17 data points across 3 retailers

3 retailers£2,484 GBP to £11,382 GBP

A
Cheapest Retailer
-
£2,484 GBP
$3,328 USD
Final sale: no returns
A
Retailer 2
-
£3,470 GBP
View
Most Expensive
B
Brilliant Earth
22150665A · Oct 30
£11,382 GBP
$15,250 USD
View
2 more retailers have this diamond
Prices start from £2,484 GBPSave up to £8,898 GBP

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
15.06ct Radiant
£2,484 GBP