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Radiant|Lab Grown|IGI

10.25ct E VS1 Radiant Lab Grown Diamond

E/VS1 • IGI LG779643909

Certificate IGI LG779643909

Diamond specifications and retailer prices

From £9,769 GBP
$13,090 USD
As of October 30, 2026
Save £1,955 GBP (17%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £11,725 GBP at Kay Jewelers · As of November 1, 2026
View at Kay Jewelers

About this 10.25ct lab-grown radiant diamond

This 10.25ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG779643909 or 779643909. Listed at 3 retailers as of October 30, 2026, with prices from £9,769 to £11,725, a £1,955 spread on the same certified stone. Kay Jewelers lists it at £11,725. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

10.25
Carat
E
Colour
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG779643909
Dimensions15.59 × 10.83 mm
L/W Ratio1.44
Top View
15.59 mm10.83 mm10.25 ctE / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779643909
Side View
Table 67.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 64.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £11,725 GBP|Low: £9,769 GBP|High: £11,725 GBP|Avg: £10,747 GBP
Kay Jewelers
Retailer 2
Retailer 3
May 14, 2026
Retailer 3£9,769 GBP
Kay Jewelers£11,725 GBP
Retailer 2£11,725 GBP

3 data points across 3 retailers

3 retailers£9,769 GBP to £11,725 GBP

B
Cheapest Retailer
-
£9,769 GBP
$13,090 USD
C
Retailer 2
-
£11,725 GBP
$15,710 USD
View
Most Expensive
C
Kay Jewelers
258539757 · Nov 1
£11,725 GBP
$15,710 USD
View
2 more retailers have this diamond
Prices start from £9,769 GBPSave up to £1,955 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.

B
10.25ct Radiant
£9,769 GBP