Radiant|Lab Grown|IGI

10.71ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG809672091

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

Certificate IGI LG809672091

Diamond specifications and retailer prices

From £1,425 GBP

As of October 27, 2026

Save £7,964 GBP (85%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £9,389 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 10.71ct lab-grown radiant diamond

This 10.71ct 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 LG809672091 or 809672091. Listed at 24 retailers as of October 27, 2026, with prices from £1,425 to £9,389, a £7,964 spread on the same certified stone. Brilliant Earth lists it at £9,389. 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

10.71

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45.2°

Pavilion angle32.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG809672091

Dimensions16.12 × 10.78 × 6.86 mm

L/W Ratio1.50

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG809672091

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27

Current: £9,389 GBP|Low: £1,317 GBP|High: £9,755 GBP|Avg: £3,591 GBP|-3.7%

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 3£1,372 GBP

Retailer 20£1,425 GBP

Retailer 24£1,493 GBP

Retailer 11£1,536 GBP

Retailer 5£1,592 GBP

Retailer 9£1,717 GBP

Retailer 15£1,834 GBP

Retailer 12£1,955 GBP

Retailer 21£2,244 GBP

Retailer 13£2,396 GBP

Retailer 6£2,439 GBP

Retailer 22£2,441 GBP

Retailer 7£2,496 GBP

Retailer 23£2,954 GBP

Retailer 25£2,983 GBP

Retailer 16£3,298 GBP

Retailer 10£4,289 GBP

Retailer 4£4,295 GBP

Retailer 8£4,570 GBP

Retailer 14£5,317 GBP

Retailer 17£5,577 GBP

Retailer 19£5,905 GBP

Retailer 2£6,227 GBP

Retailer 18£7,825 GBP

Brilliant Earth£9,389 GBP

30 data points across 25 retailers

24 retailers£1,425 GBP to £9,389 GBP

Retailer 1

£1,372 GBP

$1,838 USD

Price last confirmed 9 days ago

Retailer 2

£1,425 GBP

View

Retailer 3

£1,493 GBP

$2,000 USD

View

Price last confirmed 8 days ago

Retailer 4

£1,592 GBP

$2,133 USD

View

Retailer 5

£1,717 GBP

$2,300 USD

View

Retailer 6

£1,834 GBP

HK$19,200 HKD

View

Retailer 7

£1,955 GBP

$2,620 USD

View

Retailer 8

£2,244 GBP

View

Retailer 9

£2,396 GBP

€3,057 EUR

View

Retailer 10

£2,439 GBP

$3,268 USD

View

Retailer 11

£2,441 GBP

ZAR 52,837 ZAR

View

Price last confirmed 7 days ago

Retailer 12

£2,496 GBP

$3,344 USD

View

Retailer 13

£2,954 GBP

A$6,089 AUD

View

Price last confirmed 10 days ago

Retailer 14

£2,983 GBP

$3,997 USD

View

Price last confirmed 7 days ago

Retailer 15

£3,298 GBP

View

B+

Retailer 16

£4,289 GBP

$5,747 USD

View

Retailer 17

£4,295 GBP

$5,755 USD

View

Price last confirmed 11 days ago

Retailer 18

£4,570 GBP

$6,123 USD

View

Price last confirmed 7 days ago

B+

Retailer 19

£5,317 GBP

SGD 9,628 SGD

View

B+

Retailer 20

£5,577 GBP

$7,473 USD

View

B+

Retailer 21

£5,905 GBP

$7,912 USD

View

Retailer 22

£6,227 GBP

A$12,837 AUD

View

Retailer 23

£7,757 GBP

$10,393 USD

View

Most Expensive

Brilliant Earth

20300137A · Oct 31

£9,389 GBP

$12,580 USD

View

23 more retailers have this diamond

Prices start from £1,425 GBPSave up to £7,964 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.

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