Radiant|Lab Grown|IGI

5.06ct F VVS1 Radiant Lab Grown Diamond

EX • F/VVS1 • IGI LG781621298

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

Certificate IGI LG781621298

Diamond specifications and retailer prices

From £1,421 GBP

$1,907 USD

As of November 2, 2026

Save £4,353 GBP (75%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £8,831 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 5.06ct lab-grown radiant diamond

This 5.06ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781621298 or 781621298. Listed at 19 retailers as of October 27, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.06

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.3°

Pavilion angle35.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG781621298

Dimensions12.00 × 8.92 × 5.70 mm

L/W Ratio1.35

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG781621298

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: Nov 2

Current: £8,831 GBP|Low: £1,364 GBP|High: £9,099 GBP|Avg: £3,093 GBP|-2.9%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 20

October 29, 2026

Retailer 3£1,421 GBP

Retailer 18£1,546 GBP

Retailer 6£1,591 GBP

Retailer 4£1,649 GBP

Retailer 8£1,649 GBP

Retailer 2£1,736 GBP

Retailer 14£1,774 GBP

Retailer 9£1,870 GBP

Retailer 13£2,254 GBP

Retailer 7£2,583 GBP

Retailer 20£2,707 GBP

Retailer 12£2,766 GBP

Retailer 19£3,090 GBP

Retailer 16£3,337 GBP

Retailer 17£3,347 GBP

Retailer 11£3,407 GBP

Retailer 5£4,443 GBP

Retailer 15£4,715 GBP

Retailer 10£5,774 GBP

Brilliant Earth£8,831 GBP

25 data points across 20 retailers

19 retailers£1,421 GBP to £5,774 GBP

Cheapest Retailer

£1,421 GBP

$1,907 USD

Retailer 2

£1,546 GBP

$2,075 USD

View

B+

Retailer 3

£1,591 GBP

$2,135 USD

View

Final sale: no returns

Retailer 4

£1,649 GBP

$2,213 USD

View

Price last confirmed 7 days ago

B+

Retailer 5

£1,736 GBP

View

Retailer 6

£1,774 GBP

$2,380 USD

View

Price last confirmed 5 days ago

B+

Retailer 7

£1,870 GBP

$2,510 USD

View

B+

Retailer 8

£2,254 GBP

View

Retailer 9

£2,583 GBP

$3,466 USD

View

Retailer 10

£2,707 GBP

$3,633 USD

View

Price last confirmed 7 days ago

Retailer 11

£2,766 GBP

$3,712 USD

View

Retailer 12

£3,090 GBP

$4,147 USD

View

Price last confirmed 8 days ago

Retailer 13

£3,337 GBP

ZAR 72,344 ZAR

View

Price last confirmed 8 days ago

Retailer 14

£3,347 GBP

A$6,910 AUD

View

Price last confirmed 11 days ago

Retailer 15

£3,407 GBP

View

Retailer 16

£4,443 GBP

$5,962 USD

View

Retailer 17

£4,715 GBP

View

Retailer 18

£5,774 GBP

$7,749 USD

View

Most Expensive

Brilliant Earth

18011687A · Oct 29

£8,831 GBP

$11,850 USD

View

Price under review

18 more retailers have this diamond

Prices start from £1,421 GBPSave up to £4,353 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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