Round|Lab Grown|IGI

2.29ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG655460810

Shape and cutting style on the report: Round brilliant

Certificate IGI LG655460810

Diamond specifications and retailer prices

From £397 GBP

$532 USD

As of October 28, 2026

Save £1,252 GBP (76%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £1,649 GBP at Brilliance · As of October 30, 2026

View at Brilliance

About this 2.29ct lab-grown round diamond

This 2.29ct lab-grown round 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 LG655460810 or 655460810. Listed at 17 retailers as of October 28, 2026, with prices from £397 to £1,649, a £1,252 spread on the same certified stone. Brilliance lists it at £1,649. 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

2.29

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG655460810

Dimensions8.43 × 8.46 × 5.22 mm

L/W Ratio1.00

Girdle conditionFaceted

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG655460810

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 28

Current: £1,649 GBP|Low: £341 GBP|High: £1,934 GBP|Avg: £925 GBP|-11.2%

Brilliance

Retailer 2

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October 31, 2026

Retailer 5£341 GBP

Retailer 4£397 GBP

Retailer 10£440 GBP

Retailer 16£440 GBP

Retailer 11£492 GBP

Retailer 2£545 GBP

Retailer 18£605 GBP

Retailer 8£639 GBP

Retailer 12£729 GBP

Retailer 15£985 GBP

Retailer 14£1,063 GBP

Retailer 3£1,080 GBP

Retailer 17£1,184 GBP

Retailer 7£1,416 GBP

Retailer 9£1,438 GBP

Retailer 6£1,548 GBP

Retailer 13£1,626 GBP

Brilliance£1,649 GBP

36 data points across 18 retailers

17 retailers£397 GBP to £1,649 GBP

Cheapest Retailer

£397 GBP

$532 USD

Final sale: no returns

Retailer 2

£440 GBP

$590 USD

View

Price last confirmed 15 days ago

Retailer 3

£440 GBP

$590 USD

View

Price last confirmed 29 days ago

Retailer 4

£492 GBP

View

Retailer 5

£545 GBP

$730 USD

View

Retailer 6

£605 GBP

$810 USD

View

Retailer 7

£639 GBP

$856 USD

View

Retailer 8

£729 GBP

View

Retailer 9

£985 GBP

A$2,031 AUD

View

Price last confirmed 11 days ago

Retailer 10

£1,063 GBP

ZAR 23,009 ZAR

View

Retailer 11

£1,080 GBP

$1,447 USD

View

Retailer 12

£1,184 GBP

$1,587 USD

View

Retailer 13

£1,416 GBP

$1,897 USD

View

Price last confirmed 23 days ago

B+

Retailer 14

£1,438 GBP

$1,926 USD

View

B+

Retailer 15

£1,548 GBP

$2,074 USD

View

B+

Retailer 16

£1,626 GBP

View

Most Expensive

B+

Brilliance

D26959984 · Oct 30

£1,649 GBP

$2,209 USD

View

16 more retailers have this diamond

Prices start from £397 GBPSave up to £1,252 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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2.29ct Round

£397 GBP