Radiant|Lab Grown|IGI

2.23ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG811621844

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

Certificate IGI LG811621844

Diamond specifications and retailer prices

From £486 GBP

$651 USD

As of October 30, 2026

Save £2,843 GBP (85%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £5,389 GBP at Brilliant Earth · As of September 28, 2026

View at Brilliant Earth

About this 2.23ct lab-grown radiant diamond

This 2.23ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811621844 or 811621844. Listed at 25 retailers as of October 30, 2026, with a 585% 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

2.23

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.8°

Pavilion angle35.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG811621844

Dimensions8.90 × 6.56 × 4.48 mm

L/W Ratio1.36

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG811621844

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 30

Current: £3,329 GBP|Low: £453 GBP|High: £5,202 GBP|Avg: £1,542 GBP|-36.0%

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 10£486 GBP

Retailer 19£528 GBP

Retailer 13£546 GBP

Retailer 9£563 GBP

Retailer 4£694 GBP

Retailer 20£766 GBP

Retailer 15£900 GBP

Retailer 17£920 GBP

Retailer 2£951 GBP

Retailer 3£1,439 GBP

Retailer 5£1,446 GBP

Retailer 16£1,453 GBP

Retailer 8£1,584 GBP

Retailer 6£1,752 GBP

Retailer 21£1,897 GBP

Retailer 7£1,944 GBP

Retailer 14£1,975 GBP

Retailer 12£2,087 GBP

Retailer 18£2,376 GBP

Retailer 11£2,832 GBP

Brilliant Earth£3,329 GBP

26 data points across 21 retailers

25 retailers£486 GBP to £3,329 GBP

Cheapest Retailer

£486 GBP

$651 USD

Retailer 2

£528 GBP

$708 USD

View

Retailer 3

£546 GBP

$732 USD

View

Final sale: no returns

Retailer 4

£562 GBP

$753 USD

View

Price last confirmed 15 days ago

Retailer 5

£563 GBP

$755 USD

View

Retailer 6

£694 GBP

$930 USD

View

Retailer 7

£766 GBP

$1,027 USD

View

Retailer 8

£900 GBP

View

Retailer 9

£920 GBP

$1,233 USD

View

Retailer 10

£951 GBP

€1,214 EUR

View

B+

Retailer 11

£1,439 GBP

$1,928 USD

View

B+

Retailer 12

£1,446 GBP

$1,938 USD

View

B+

Retailer 13

£1,453 GBP

ZAR 31,458 ZAR

View

B+

Retailer 14

£1,584 GBP

$2,122 USD

View

B+

Retailer 15

£1,752 GBP

View

B+

Retailer 16

£1,853 GBP

$2,483 USD

View

Retailer 17

£1,875 GBP

$2,512 USD

View

Price last confirmed 25 days ago

B+

Retailer 18

£1,897 GBP

$2,542 USD

View

B+

Retailer 19

£1,944 GBP

$2,604 USD

View

B+

Retailer 20

£1,975 GBP

SGD 3,576 SGD

View

B+

Retailer 21

£2,087 GBP

$2,797 USD

View

B+

Retailer 22

£2,376 GBP

View

Retailer 23

£2,832 GBP

$3,795 USD

View

Price last confirmed 12 days ago

Retailer 24

£3,329 GBP

$4,460 USD

View

Most Expensive

Brilliant Earth

20555854A · Sep 28

£5,389 GBP

$7,220 USD

View

Price last confirmed 32 days ago

24 more retailers have this diamond

Prices start from £486 GBPSave up to £2,843 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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