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Radiant|Lab Grown|IGI

10.15ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG724559298

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

Certificate IGI LG724559298

Diamond specifications and retailer prices

From £1,834 GBP
$2,458 USD
As of October 30, 2026
Save £7,166 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £9,001 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 10.15ct lab-grown radiant diamond

This 10.15ct 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 LG724559298 or 724559298. Listed at 19 retailers as of October 30, 2026, with prices from £1,834 to £9,001, a £7,166 spread on the same certified stone. Brilliant Earth lists it at £9,001. 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

10.15
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724559298
Dimensions14.79 × 10.42 × 7.28 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.79 mm10.42 mm10.15 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724559298
Side View
Table 64.0%Crown 38.3°Girdle: STK-THKPavilion 31.9°Culet: NoneDepth 69.9%

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 30
Current: £9,001 GBP|Low: £1,384 GBP|High: £9,635 GBP|Avg: £3,790 GBP|-6.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4£1,384 GBP
Retailer 13£2,054 GBP
Retailer 9£2,250 GBP
Retailer 12£2,402 GBP
Retailer 2£2,873 GBP
Retailer 8£3,191 GBP
Retailer 6£3,295 GBP
Retailer 11£3,318 GBP
Retailer 7£3,950 GBP
Retailer 3£4,038 GBP
Retailer 5£5,478 GBP
Retailer 10£5,682 GBP
Brilliant Earth£9,001 GBP

42 data points across 13 retailers

19 retailers£1,834 GBP to £9,001 GBP

A
Cheapest Retailer
-
£1,834 GBP
$2,458 USD
A
Retailer 2
-
£1,996 GBP
$2,675 USD
View
A
Retailer 3
-
£2,054 GBP
$2,752 USD
View
Final sale: no returns
A
Retailer 4
-
£2,129 GBP
$2,852 USD
View
Retailer 5
-
£2,129 GBP
$2,852 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
£2,250 GBP
$3,015 USD
View
A
Retailer 7
-
£2,402 GBP
$3,219 USD
View
A
Retailer 8
-
£2,873 GBP
View
A
Retailer 9
-
£2,926 GBP
$3,920 USD
View
A
Retailer 10
-
£3,191 GBP
$4,275 USD
View
A
Retailer 11
-
£3,295 GBP
ZAR 71,320 ZAR
View
B+
Retailer 12
-
£3,318 GBP
$4,446 USD
View
Retailer 13
-
£3,950 GBP
A$8,142 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£4,038 GBP
View
B
Retailer 15
-
£5,478 GBP
$7,340 USD
View
B
Retailer 16
-
£5,682 GBP
$7,613 USD
View
B
Retailer 17
-
£5,978 GBP
$8,010 USD
View
B
Retailer 18
-
£7,428 GBP
$9,953 USD
View
Most Expensive
B
Brilliant Earth
17973508A · Oct 30
£9,001 GBP
$12,060 USD
View
18 more retailers have this diamond
Prices start from £1,834 GBPSave up to £7,166 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
10.15ct Radiant
£1,834 GBP