Radiant|Lab Grown|IGI

4.01ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG759523105

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

Certificate IGI LG759523105

Diamond specifications and retailer prices

From £2,388 GBP

As of October 30, 2026

Save £7,959 GBP (77%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £10,347 GBP at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 4.01ct lab-grown radiant diamond

This 4.01ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG759523105 or 759523105. Listed at 17 retailers as of October 30, 2026, with prices from £2,388 to £10,347, a £7,959 spread on the same certified stone. Taylor and Hart lists it at £10,347. 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

4.01

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle46.3°

Pavilion angle36.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG759523105

Dimensions7.91 × 7.91 × 5.13 mm

L/W Ratio1.00

Culet sizePointed

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 LG759523105

Side View

Caratlytics Score

How it works →

A+

Exceptional

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 30

Current: £7,525 GBP|Low: £2,388 GBP|High: £11,826 GBP|Avg: £5,255 GBP|-11.8%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Taylor and Hart

October 30, 2026

Retailer 9£2,388 GBP

Retailer 16£2,912 GBP

Retailer 3£2,949 GBP

Retailer 4£3,252 GBP

Retailer 8£3,408 GBP

Retailer 2£3,420 GBP

Retailer 6£3,420 GBP

Retailer 10£4,030 GBP

Retailer 11£4,057 GBP

Retailer 13£4,509 GBP

Retailer 5£4,536 GBP

Retailer 7£5,298 GBP

Retailer 12£6,420 GBP

Retailer 14£7,282 GBP

Retailer 1£7,525 GBP

Retailer 15£7,567 GBP

Taylor and Hart£10,347 GBP

29 data points across 17 retailers

17 retailers£2,388 GBP to £10,347 GBP

A+

Cheapest Retailer

£2,388 GBP

Retailer 2

£2,912 GBP

$3,878 USD

View

Final sale: no returns

Retailer 3

£2,949 GBP

$3,927 USD

View

Price last confirmed 10 days ago

Retailer 4

£3,252 GBP

$4,331 USD

View

Retailer 5

£3,408 GBP

$4,539 USD

View

Price last confirmed 17 days ago

Retailer 6

£3,420 GBP

$4,555 USD

View

Retailer 7

£3,420 GBP

$4,555 USD

View

Price last confirmed 10 days ago

Retailer 8

£4,030 GBP

View

Retailer 9

£4,057 GBP

$5,402 USD

View

Retailer 10

£4,509 GBP

View

Retailer 11

£4,536 GBP

$6,041 USD

View

B+

Retailer 12

£5,298 GBP

$7,055 USD

View

B+

Retailer 13

£6,420 GBP

ZAR 138,123 ZAR

View

B+

Retailer 14

£7,282 GBP

View

B+

Retailer 15

£7,525 GBP

$10,021 USD

View

B+

Retailer 16

£7,567 GBP

$10,077 USD

View

Most Expensive

Taylor and Hart

RBE3WQY · Oct 30

£10,347 GBP

$13,779 USD

View

16 more retailers have this diamond

Prices start from £2,388 GBPSave up to £7,959 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.

Similar diamonds

A+

4.01ct Radiant

£2,388 GBP