Radiant|Lab Grown|IGI

2.73ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG675549268

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

Certificate IGI LG675549268

Diamond specifications and retailer prices

From £552 GBP

$735 USD

As of October 27, 2026

Save £4,592 GBP (89%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: £5,144 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 2.73ct lab-grown radiant diamond

This 2.73ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG675549268 or 675549268. Listed at 27 retailers as of October 27, 2026, with prices from £552 to £5,144, a £4,592 spread on the same certified stone. Brilliant Earth lists it at £5,144. 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

2.73

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.8°

Pavilion angle34.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG675549268

Dimensions10.13 × 7.04 × 4.55 mm

L/W Ratio1.44

Culet sizePointed

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG675549268

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: £5,144 GBP|Low: £552 GBP|High: £5,181 GBP|Avg: £1,802 GBP|-0.7%

Brilliant Earth

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October 29, 2026

Retailer 4£552 GBP

Retailer 23£600 GBP

Retailer 12£617 GBP

Retailer 3£640 GBP

Retailer 15£640 GBP

Retailer 20£719 GBP

Retailer 21£773 GBP

Retailer 6£855 GBP

Retailer 14£875 GBP

Retailer 7£985 GBP

Retailer 2£1,081 GBP

Retailer 8£1,576 GBP

Retailer 22£1,676 GBP

Retailer 25£1,725 GBP

Retailer 13£1,822 GBP

Retailer 11£1,957 GBP

Retailer 5£1,986 GBP

Retailer 10£2,159 GBP

Retailer 17£2,227 GBP

Retailer 18£2,523 GBP

Retailer 16£2,528 GBP

Retailer 19£2,662 GBP

Retailer 24£3,822 GBP

Retailer 9£4,896 GBP

Brilliant Earth£5,144 GBP

34 data points across 25 retailers

27 retailers£552 GBP to £5,144 GBP

Cheapest Retailer

£552 GBP

$735 USD

Retailer 2

£600 GBP

$799 USD

View

Retailer 3

£617 GBP

$822 USD

View

Final sale: no returns

Retailer 4

£640 GBP

$852 USD

View

Retailer 5

£640 GBP

$852 USD

View

Price last confirmed 13 days ago

Retailer 6

£719 GBP

View

Retailer 7

£773 GBP

$1,030 USD

View

Retailer 8

£855 GBP

$1,139 USD

View

Retailer 9

£875 GBP

HK$9,100 HKD

View

Retailer 10

£985 GBP

$1,312 USD

View

Retailer 11

£1,081 GBP

View

Retailer 12

£1,576 GBP

$2,099 USD

View

Retailer 13

£1,676 GBP

A$3,433 AUD

View

Price last confirmed 8 days ago

Retailer 14

£1,725 GBP

$2,297 USD

View

Retailer 15

£1,822 GBP

ZAR 39,205 ZAR

View

Retailer 16

£1,957 GBP

View

Retailer 17

£1,986 GBP

$2,645 USD

View

B+

Retailer 18

£2,159 GBP

$2,875 USD

View

B+

Retailer 19

£2,163 GBP

$2,881 USD

View

B+

Retailer 20

£2,227 GBP

$2,965 USD

View

B+

Retailer 21

£2,523 GBP

$3,360 USD

View

B+

Retailer 22

£2,528 GBP

SGD 4,550 SGD

View

B+

Retailer 23

£2,662 GBP

View

Retailer 24

£3,822 GBP

$5,090 USD

View

Price last confirmed 9 days ago

Retailer 25

£3,862 GBP

View

Retailer 26

£4,896 GBP

$6,520 USD

View

Most Expensive

Brilliant Earth

20152785Y · Oct 29

£5,144 GBP

$6,850 USD

View

26 more retailers have this diamond

Prices start from £552 GBPSave up to £4,592 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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